The female equivalent of the
slang term brah, used colloquially to refer to one's close female chums. 'Hah' is a modified version of the slang term
ho in much the same way brah is a modified version of the slang term bro. Although
ho typically refers to women in a derogatory sense, 'hah' is meant to convey the same friendly kinship as brah.
Friend #1: 'Sup, hah! How's it
hangin'?
(Female) Friend #2: It isn't
hanging. Most of my sexual organs are firmly situated inside my
abdomen.
Friend #1: Cool story, hah!