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lose (one's) faith (in something or someone)

To stop believing (in someone or something); to become disillusioned, embittered, or doubtful (about something or someone). (When said simply as "lose faith," it is often in reference to losing religious faith in God.) The staff have started losing faith in John's ability to manage the restaurant properly. I lost my faith in my friends ever since they turned their backs on me when my husband left. It's not uncommon to lose faith at some point in one's life, but God will reveal himself to you if you're willing to receive Him.
See also: faith, lose

act of faith

1. An action that reveals or proves one's religious devotion. In my sister's religion, walking on hot coals is an act of faith.
2. An action that reveals or proves one's interest or trustworthiness. The millionaire investor is meeting with us as an act of faith, so our presentation has to be absolutely perfect!
3. An action that tests one's morals and/or beliefs. Leaving your infant with another person is a real act of faith when you're a new mom.
See also: act, faith, of

an article of faith

Something that one believes strongly, whether or not it is actually true. My mother takes it as an article of faith that the government is always right and should never be questioned. In prep school, it is taken as an article of faith that everyone must go on to college.
See also: article, faith, of

an act of faith

an act or deed demonstrating religious faith; an act or deed showing trust in someone or something. For him to trust you with his safety was a real act of faith.
See also: act, faith, of

Faith will move mountains.

Prov. If you believe in what you are doing, you can overcome any obstacle. (Sometimes refers to faith in God.) Jane's faith in her cause could move mountains. You may feel disheartened sometimes, but remember that faith will move mountains.
See also: faith, mountain, move, will

have faith in someone

to believe someone; to trust someone to do or be what is claimed. I have faith in you. I know you will try your best. We have faith in you and know you can do the job well.
See also: faith, have

in bad faith

Fig. without sincerity; with bad or dishonest intent; with duplicity. It appears that you acted in bad faith and didn't live up to the terms of our agreement. If you do things in bad faith, you'll get a bad reputation.
See also: bad, faith

in good faith

Fig. with good and honest intent; with sincerity. We are convinced you were acting in good faith, even though you made a serious error. I think you didn't sign the contract in good faith. You never intended to carry out our agreement.
See also: faith, good

keep faith with someone

to be loyal to someone. I intend to keep faith with my people and all they stand for. We could not keep faith with them any longer.
See also: faith, keep

*leap of faith

Fig. acceptance of an idea or conclusion largely on faith. (*Typically: be ~; make ~; require ~.) We had to make quite a leap of faith to accept his promise after the last time he let us down.
See also: faith, leap, of

Oh, ye of little faith.

Fig. You who trust no one. (Jocular; the word ye is an old form of you used in the Bible.) You thought I wouldn't show up on time? Oh, ye of little faith.
See also: faith, little, of, ye

pin one's faith on someone or something

 and pin one's hopes on someone or something
Fig. to fasten one's faith or hope to someone or something. Don't pin your faith on Tom. He can't always do exactly what you want. He pinned his hopes on being rescued soon.
See also: faith, on, pin

restore someone's trust in something

 and restore someone's belief in something; restore someone's faith in something
to reinstate someone's belief, faith, trust, etc., in something. I knew that a good performance on the test would restore my parents' belief in me. Her faith was restored in the government.
See also: restore, trust

show good faith

to demonstrate good intentions or good will. I'm certain that you showed good faith when you signed the contract. Do you doubt that she is showing good faith?
See also: faith, good, show

take something on faith

to accept or believe something on the basis of little or no evidence. Please try to believe what I'm telling you. Just take it on faith. Surely you can't expect me to take a story like that on faith.
See also: faith, on, take

an article of faith

something that is accepted as being true The importance of a balanced budget had become an article of faith among conservatives.
See also: article, faith, of

keep faith with somebody/something

(slightly formal)
to be loyal to someone or something It is unusual for any official to keep faith with promises made when trying to win an election.
See also: faith, keep

take somebody/something on faith

to believe someone or something without proof You will have to take it on faith that the information I am asking for is really important.
See also: faith, on, take

an article of faith

something that someone believes very strongly without thinking about whether it could be wrong It was an article of faith with Mona that everything she used should be recycled.
See also: article, faith, of

break faith with something/somebody

to stop supporting an idea or person, especially by not doing what you promised to do She claims that the government has broken faith with teachers by failing to give additional funds to education.
See also: break, faith

in good faith

if you act in good faith, you believe that what you are doing is right and legal His defence was that he had acted in good faith. He did not know when he bought the car that it had been stolen.
See also: faith, good

keep faith with something/somebody

to continue to support an idea or person, especially by doing what you promised to do Has the company kept faith with its promise to invest in training?
See also: faith, keep

act of faith

Behavior that shows or tests a person's religious or other convictions, as in Rock climbing with a new, inexperienced partner was a real act of faith. The term is a translation of the Portuguese auto da fé, which referred to the sentencing and execution of heretics (often by burning at the stake) during the Inquisition, when punishing heresy was thought to constitute an assertion of faith. In modern times it is used for more benign circumstances. [Early 1700s]
See also: act, faith, of

good faith

see under in bad faith.
See also: faith, good

in bad faith

With the intention of deceiving someone or doing harm, as in I'm sure they were acting in bad faith and never planned to pay us. This expression was first recorded in 1631. The antonym, in good faith, meaning "sincerely and honestly," as in I signed that contract in good faith, dates from about 1350.
See also: bad, faith

in good faith

see under in bad faith.
See also: faith, good

leap of faith

A belief or trust in something intangible or incapable of being proved. For example, It required a leap of faith to pursue this unusual step of transplanting an animals' heart into a human patient .
See also: faith, leap, of

on faith, take it

Trust, accept without proof, as in I have no firm evidence that Bob's responsible for the errors-you'll just have to take it on faith . This idiom employs faith in the sense of "belief or confidence in something," a usage dating from about 1300.
See also: on, take

pin one's hopes on

Also, pin one's faith on. Put one's hope or trust in someone or something, as in She'd pinned her hopes on an early acceptance to the college but it didn't materialize. This term, dating from the 1500s, originated as pin one's faith on another's sleeve and may have alluded to the practice of soldiers wearing their leader's insignia on their sleeves. By the 1800s, however, it acquired its present form.
See also: hope, on, pin

Keep the faith (baby)!

exclam. a statement of general encouragement or solidarity. You said it! Keep the faith, baby!
See also: faith, keep

Keep the faith !

See also: keep

in faith

Indeed; truly.
See also: faith

leap of faith

The act or an instance of believing or trusting in something intangible or incapable of being proved.
See also: faith, leap, of
References in classic literature ?
On the heading and essential points of our faith, there is but little difference among those classes of Christians who acknowledge the attributes of the Saviour, and depend on his mediation.
I would not for twenty old women like the one hobbling before us that Faith should come to any harm.
What if a wretched old woman do choose to go to the devil when I thought she was going to heaven: is that any reason why I should quit my dear Faith and go after her?
With heaven above and Faith below, I will yet stand firm against the devil
But presently the feeling came to him that this time also his faith would not be great enough.
Show them the restitution of lost humanity, in the future, by Russian thought alone, and by means of the God and of the Christ of our Russian faith, and you will see how mighty and just and wise and good a giant will rise up before the eyes of the astonished and frightened world; astonished because they expect nothing but the sword from us, because they think they will get nothing out of us but barbarism.
This may perhaps be allowed true with regard to poetry, but it may be thought impracticable to extend it to the historian; for he is obliged to record matters as he finds them, though they may be of so extraordinary a nature as will require no small degree of historical faith to swallow them.
Knavery and folly, though never so exorbitant, will more easily meet with assent; for ill-nature adds great support and strength to faith.
If the writer strictly observes the rules above-mentioned, he hath discharged his part; and is then intitled to some faith from his reader, who is indeed guilty of critical infidelity if he disbelieves him.
We are saved by faith," Alexey Alexandrovitch chimed in, with a glance of approval at her words.
In it is described the way by which faith can be reached, and the happiness, above all earthly bliss, with which it fills the soul.
That one was ready to give up everything he had for that woman --who did not come--who had not the faith, the love, the courage to come.
To-morrow had come; the mysterious and lying to-morrow that lures men, disdainful of love and faith, on and on through the poignant futilities of life to the fitting reward of a grave.
Let every maiden of the true faith marry one of the elect; for if she wed a Gentile, she commits a grievous sin.
Upon this one point your whole faith shall be tested -- so it has been decided in the Sacred Council of Four.