菜鸡

菜鸡	cài jī	(slang) total noob
菜	cài	vegetable; greens (CL:棵) / dish (of food) (CL:样,道,盘) / (of one's skills etc) weak; poor / (coll.) (one's) type
鸡	jī	fowl / chicken / CL:只 / (slang) prostitute