crouse I. \ˈkrüs\adjective Etymology: Middle English, probably from Middle Low German krūse confused, mixed-up, curly; akin to Middle High German krūs curly, Old High German krol — more at curl 1.chiefly Scot & Irish a.: bold, confident b.: cocky 2.chiefly Scot & Irish: brisk, lively, cheerful • crouse·lyadverb II. adverb chiefly Scot & Irish: boldly, briskly — often used with craw or crack < he wouldn't have crawed so crouse if he'd known >