exhaust fan

1. 1.

   a fan that moves air out of an enclosure

   Broaderfan

   Narrowerattic fan

Questions about exhaust fan

What does exhaust fan mean?

exhaust fan means "a fan that moves air out of an enclosure".

Is exhaust fan a common word?

exhaust fan 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.