come down to earth
come (back) down to earth (with a bang/bump/jolt)
to have to start dealing with the unpleasant or boring things that happen every day after a period of excitement and enjoyment.
We came down to earth with a bump when we got back from our holidays to find we had a burst pipe.

[TahlilGaran] English Idioms Dictionary ▲

come down to earth
to stop imagining or dreaming
My friend has finally come down to earth and is seriously looking for a job.

[TahlilGaran] English Idioms Dictionary ▲

come down to earth
See: COME BACK TO EARTH.
{v. phr.} To return to the real world; stop imagining or dreaming; think and behave as usual.
After Jane met the movie star it was hard for her to come back to earth.

Bill was sitting and daydreaming so his mother told him to come down to earth and to do his homework.
Compare: COME TO ONE'S SENSES, DOWN-TO-EARTH. Contrast: IN THE CLOUDS.

[TahlilGaran] English Idioms Dictionary ▲