Main Entry:

bois·ter·ous

Pronunciation:

\ˈbȯi-st(ə-)rəs\

Function:

adjective

Etymology:

Middle English boistous crude, clumsy, from Anglo-French

Date:

14th century

1obsolete a: coarse b: durable, strong c: massive2 a: noisily turbulent : rowdy b: marked by or expressive of exuberance and high spirits3: stormy, tumultuous

synonyms see vociferous

— bois·ter·ous·ly adverb

— bois·ter·ous·ness noun