'antic' definitions:

Definition of 'antic'

From: WordNet
adjective
Ludicrously odd; "Hamlet's assumed antic disposition"; "fantastic Halloween costumes"; "a grotesque reflection in the mirror" [syn: antic, fantastic, fantastical, grotesque]
noun
A ludicrous or grotesque act done for fun and amusement [syn: antic, joke, prank, trick, caper, put-on]
verb
Act as or like a clown [syn: clown, clown around, antic]