Definition from Wiktionary, the free dictionary
From Middle English *feldhous, from Old English feldhūs (“a tent”), equivalent to field + house. Modern sense is from 1895, originally, a side building by an outdoor sports field, later used for large buildings for indoor sports.
- (rare) A tent.
- (Canada, US) A large building for indoor sports, particularly at colleges.
- (Canada, US) A building for equipment storage and changing rooms (locker rooms) by an outdoor sports field.