shower cap

1. 1.

   a tight cap worn to keep hair dry while showering

   Broadercap

Questions about shower cap

What does shower cap mean?

shower cap means "a tight cap worn to keep hair dry while showering".

Is shower cap a common word?

shower cap is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.