Avaunt definitions Webster's 1828 Dictionary AVAUNT, exel. Begone; depart; a word of contempt or abhorrence, equivalent ... f. L ab from + ante before Webster's 1913 Dictionary Avaunt A*vaunt", interj. [F. avant forward, fr. L. ab + ante ... to the phrase ``Get thee gone.'' Webster's 1913 Dictionary Avaunt A*vaunt", v. t. & i. 1. To advance; to move ... depart; to move away. [Obs.] --Coverdale. Webster's 1913 Dictionary Avaunt A*vaunt", v. t. & i. [OF. avanter; [`a] (L. ad ... To vaunt; to boast. [Obs.] --Chaucer. Webster's 1913 Dictionary Avaunt A*vaunt", n. A vaunt; to boast. [Obs.] --Chaucer. ...