the honeymoon is over

the honeymoon is over

The end of the short amount of time (called the "honeymoon") at the beginning of a new relationship, activity, or pursuit when everything goes well and seems to be free of problems. Donna was excited when she started her new job, but once the honeymoon was over, she realized that she had more responsibilities than she could handle. Many couples find it difficult to maintain a relationship after the honeymoon is over.
See also: honeymoon, over
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

The honeymoon is over.

The early pleasant beginning (as at the start of a marriage) has ended. Okay, the honeymoon is over. It's time to settle down and do some hard work. I knew the honeymoon was over at my new job when they started yelling at me to work faster.
See also: honeymoon, over
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.

honeymoon is over, the

The initial harmonious period in a new relationship has ended, as in After the first ninety days, the honeymoon between the new President and the press was over . The figurative use of honeymoon (literally referring to the first month of marriage) dates from the late 1500s.
See also: honeymoon
The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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References in periodicals archive ?
THE honeymoon is over for Northumberland and Tyneside Senior League top-flight new boys Ashington and Alnmouth.
But Eriksson refused to accept that the honeymoon is over and said: "The future will be good, I'm not worried about that." He revealed that Swedish keeper Andreas Isaksson will be fit for the next game, but did not point the finger at young Kasper Schmeichel, who had a bad day behind shaky Richard Dunne and Micah Richards.
The honeymoon is over for Gary Speed - left out of the Wales team for tomorrow's World Cup qualifier against San Marino.