wife up verb2 •(slang) (of a man) to marry a woman (generally an existing girlfriend); to make a woman one’s wife2008 “Chris Brown Wifing Up Rihanna?” •(slang) (of a man) to spend extensive or excessive time with one’s wife or girlfriend; to be under a woman’s thumb; to be whippedBrother’s wifed up – can’t go shoot pool or nothing. formswifed up · wifing up · wifes up