the wife of a man whose homosexuality isn't accepted by his parents and he is forced to marry a woman
Me: We're not sure if my sister's boyfriend is gay or not.
Aunt Beth: Maybe she can be his throw down wife.
Aunt Janet: Well she won't be getting thrown down much.
Comes from throwing down the gauntlet, which was a medieval practice in which knights challenging each other would happen. A common saying among the people of the streets these days would be shortened to throw down
Guy A "d'ya think there will be a terror attack today C? I'm scared?"
Guy C " rules are rules A, if there is a showdown we must throw down"
I took the driver's test 3 times, but the examiner kept throwing me down.