crap up

1. 1.

   become obstructed or chocked up

   “The drains clogged up”

   Broaderclog

Questions about crap up

What does crap up mean?

crap up means "become obstructed or chocked up".

Is crap up a common word?

crap up is banded "Uncommon" — turns up in careful writing rather than conversation. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.