The act of having sex with your boyfriends brother while he watches.
Girl-Have you heard about Bro Cucking?! It’s the new thing to do with your boyfriend.

Bitch 1: Hey Bob, we’ve been going out for a while, and I was wondering if we could bro cuck tonight. Don’t worry, you can bring a snack!!

Bitch 1: Hey, is it cool if I fuck your brother while you watch? No? Why not?
by Hip_Hop💕 November 9, 2017
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