back up


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back someone up

to provide someone with help in reserve; to support someone. Don't worry. I will back you up when you need me. Will you please back up Nancy over the weekend?
See also: back, up

back something up

 
1. Lit. to drive a car backwards. Will you back your car up a little? I will back up the car.
2. Lit. to cause objects to obstruct a pathway or channel and cause a slowdown in the flow. The wreck backed the cars up for a long way. Some dead branches and leaves backed the sewer up.
3. Fig. to give additional support or evidence about something. (To support or strengthen the facts.) My story of the crime will back your story up. That backs up my story, all right.
See also: back, up

back up

 
1. Lit. [for objects] to obstruct and accumulate in a pathway or channel. Something clogged the sewer and it backed up.
2. Fig. to refuse to go through with something; to back out (of something). Fred backed up at the last minute, leaving me to do the job alone.
See also: back, up

back up (to something)

to go back to something said in a conversation. Wait—back up a little. What did you say that phone number was? Let's back up to what you just said and go over that point again.
See also: back, up

back up (to something)

to go back to something said in a conversation. Wait—back up a little. What did you say that phone number was? Let's back up to what you just said and go over that point again.
See also: back, up

back up somebody

also back somebody up
to support someone The special operations forces would be backed up by infantry and air power. I keep telling her it's true, but she doesn't believe me - will you back me up here?
See also: back, up

back up (something)

also back (something) up
1. to state the truth of something The last speaker backed up what most of the other people said.
2. to make an electronic copy of information in a computer so that it can be stored separately We back up our files on a disk every day.
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back up

1. Move or drive a vehicle backward, as in He told her to back up into the garage. [First half of 1800s]
2. Bring or come to a standstill, as in The water had backed up in the drains, or The accident had backed up traffic for miles. [First half of 1800s]
3. Support or strengthen, as in The photos were backed up with heavy cardboard so they couldn't be bent, or I'll back up that statement of yours. [Second half of 1700s]
4. Duplicate a file or program so that the original is not lost. For example, Every computer manual warns you to back up your work frequently in case of a power outage or computer failure . [Second half of 1900s]
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back up

v.
1. To move backward: We passed the house we were looking for, so we had to back up a little bit.
2. To move something or someone backward: I backed the car up against the garage wall. Let's back up the car to the curb.
3. To prove something to be true: There was not enough evidence to back up the theory. What I told you is true, and now I have even more evidence to back it up.
4. To support someone by confirming that they are telling the truth: We told our version of the events, certain that the witnesses would back us up. They won't back up anyone who is known for lying.
5. To provide help or support for someone or something: If I decide to take on the job, can I count on you to back me up? The political party backs up any candidate who follows its basic principles.
6. To cause to accumulate, especially due to an obstruction: The accident backed the traffic up for blocks. Something got stuck in the drain, and now the kitchen sink is backed up.
7. To make a copy of a computer program or file for use if the original is lost or damaged: I backed up the disk so that I wouldn't lose any data. Be sure to back your files up before you turn off the computer.
See also: back, up

back up

in. to refuse to go through with something; to back out (of something). Fred backed up at the last minute, leaving me with twenty pounds of hot dogs.
See also: back, up
References in periodicals archive ?
The ZIP 100 allows you to track and organize files and programs, and make back ups quickly and easily.
The United States Coast Guard faced reductions that would impact its ability to maintain a 24x7x365 staff to manage back ups.
Securitus then automatically generates identical cloned copies of all back ups and exports them to physical media for off-site storage.
Now you can make your trip more safe by having paper back ups of what's on your screen or of your entire route.
in the digital world; we don't need back ups, because a digital copy never wears out.
Included in the Linux kernel and every major Linux distribution, Sistina's LVM is used by tens of thousands of users every day for lightning-fast, reliable back ups of key information.
Health e Connex's co-venture with Global Center for a highly secure data center, with hot back ups in seven sights around the country, gives us unparalleled reliability.