sewer rat

1. 1.

   brown rat commonly found in sewers

   Broaderbrown rat

Questions about sewer rat

What does sewer rat mean?

sewer rat means "brown rat commonly found in sewers".

Is sewer rat a common word?

sewer rat 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.