喜不自禁的,歡鬧的,愉快的
Hilarious \Hi*la"ri*ous\, a. [L. hilaris, hilarus, Gr. ?; cf. ? gracious, kindly.] Mirthful; noisy; merry.
hilarious adj : marked by or causing boisterous merriment or convulsive laughter; "hilarious broad comedy"; "a screaming farce"; "uproarious stories" [syn: {screaming(a)}, {uproarious}]