hysterical

a.

1.

Extremely funny.

Adj.	1.	hysterical - characterized by or arising from psychoneurotic hysteria; "during hysterical conditions various functions of the human body are disordered"- Morris Fishbein; "hysterical amnesia" Synonyms: hysteric
	2.	hysterical - marked by excessive or uncontrollable emotion; "hysterical laughter"; "a mob of hysterical vigilantes"

abandoned, amok, at fever pitch, bellowing, berserk, carried away, comical, crazed, delirious, demoniac, disordered, distracted, disturbed, ecstatic, emotionalistic, emotive, enraptured, fanatical, farcical, febrile, feral, ferocious, feverish, fierce, frantic, frenetic, frenzied, fulminating, funny, furious, haggard, hammy, hectic, hilarious, histrionic, hog-wild, howling, hypochondriac, hysteric, in a transport, in hysterics, infatuated, insane, intoxicated, irrational, mad, madding, maniac, melodramatic, neurasthenic, neurotic, nonrational, orgasmic, orgiastic, overanxious, overdesirous, overeager, overemotional, overenthusiastic, overzealous, perfervid, phobic, possessed, psychasthenic, psychoneurotic, rabid, raging, ramping, ranting, raving, ravished, roaring, running mad, sensational, sensationalistic, storming, theatrical, transported, ultrazealous, uncontrollable, uncontrolled, unreasoning, unrestrained, uproarious, violent, wild, wild-eyed, wild-looking