English Reference
Idiom idiom

clog up


To block something completely and physically.

Meaning adapted from Wiktionary, available under CC BY-SA 4.0.


SIMPLE

Too much hair will clog up the drain.

CONTEXTUAL

If you pour grease down the kitchen sink, you will clog up the pipes.

COMPLEX

The heavy autumn leaves began to clog up the storm drains, threatening to flood the street during the evening rainstorm.


Last updated August 10, 2026