Verb
go HAM (third-person singular simple present goes HAM, present participle going HAM, simple past went HAM, past participle gone HAM)
(chiefly African-American Vernacular) Alternative spelling of go ham
(African-American Vernacular, MLE) To go "hard as a motherfucker", variously intending
(African-American Vernacular, MLE) To work extremely hard.
(African-American Vernacular, MLE) To do an extremely good job.
(African-American Vernacular, MLE) To go crazy.
(African-American Vernacular, MLE) To lose one's temper, especially to rage at someone.
Source: en.wiktionary.org