A sexual act involving two people where one participant (preferably male) inserts his testicles into the other partner's butthole. It is known that much vaseline is required and protection is recommended.
Guy 1: Bro my nuts hurt like a bitch.
Guy 2: What's wrong bro?
Guy 1: Last night my girlfriend and I totally bean-bungled each other
Guy2: What?
Guy 2: What's wrong bro?
Guy 1: Last night my girlfriend and I totally bean-bungled each other
Guy2: What?
by Watidude August 24, 2019
Get the Bean-bunglemug.