Crazy, manic, insane, out of control, generally messed up.
"I just asked him where he got the black eye and he went totally bugfuck."
de Emby Quinn 10 avril 2003
1 more definition
totally off your trolley, mad, slightly dangerously insane. Mad. Not right in the Heid.
OH man that friend of yours was totally bug fuck last night
de Big Al'Qa'Ida 5 septembre 2003