Come back/down to earth (with a bang/bump)bring somebody (back) down to earth (with a bang/bump) British American phrase
To stop acting or living in a manner that is not realistic due to having experienced a very exciting time
Though enjoying the trip, being lost in a strange city for hours certainly brought her back to earth with a bump,
I was thrilled with joy because I had won the first prize that was a trip to Paris. However, when I realized that I had to pay for my own living cost, I came down to earth with a bang.
The verb "come/bring" should be conjugated according to its tense.
There is no clear information about the origin of this expression.
To decide that something is completely finished so that you can start doing something else
Finally we drew a line under the research before the deadline.