幹嘛 (gon3 maa3) — why on earth?; whatever for? | Cant: 做乜嘢; 做乜嘢鬼 in Cantonese
gon˗₃幹maa˗₃嘛简 干嘛
Mandarin Pinyin: gan4 ma2
Meaning of 幹嘛
nounwhy on earth?; whatever for? | Cant: 做乜嘢; 做乜嘢鬼
noun(Mand. coll.) what's up? wassup? how's it going?
nountotally; completely; all | Also written as '幹嗎' but read this essay on the difference betw. '幹嗎' and '幹嘛': [resources.emb.gov.hk]