Tifa Lynn's definitions
An act of having sex, whether it be intercourse or any other sexual contact, underneath covers, with other people in the presence of the situation.
Guy 1: "Man look I think they are having sex under there"
Guy 2:"Yeah, they are monkey dunking hardcore"
Guy 2:"Yeah, they are monkey dunking hardcore"
by Tifa Lynn November 30, 2009
Get the Monkey Dunkingmug.