The sound made when a penis hits the inner thigh during vigorous movement.
"I really must wear something more supportive than boxer shorts when I run. My penis is raw from all the trunk slaps. It sounds like two elephants high-fiving when I run downhill."
When your girlfriend and/or wife is post sex cuddling and you roll over and whack her in the eye with your penis.
"She looked so peaceful, so I trunk slapped her!"
The action of, the trunk thump or lettting your trunck thump. Is pulling up to a house or personal please of Business, with someone armed in the trunck of you're car. Acting like you're trying to park, thus letting to guy in the back get out and shoot everyone before getting spotted.
Damn me and Bobby pulled up, and just let the trunk thump man.
A term commonly used by people that have found themselves in quite the argument.
John: fuck you jamal
Jamal: I'm Fianna pop the trunk on all y'all hoes
A Body Piercing or multiple body piercings located in the area one might usually find a Tramp Stamp.
aka Boot Ornament
"Damn girl, that's no tramp stamp. That's a full blown Trunk Ornament!"
When you absolutely getting shit on by your buddies for your shit gameplay but you just hit the nastiest no scope.
Jay: Bro you’re dogshit you literally have no kills
DaddyJ: Dude I’m literally one snipe away from feeling like Trunks
Person with oversized "Hairy Arse" or "Mary Hinge" who wanders around a beach in speedoes, thinking that they look cool, wheras in reality they resemble a badly shaved Yeti.
Christ love put your jeans back on, you're showing your bungle trunks