An act of workplace sabotage involving the act of dipping one's penis into a pot of room temperature coffee and leaving it out for others to drink.
Pat: Don't drink the coffee in the garage if it's not fresh.
Shelly: How come?
Pat: Because the supply techs probably messed wirth it.
Mike: If it's cold then they probably did a mushroom Dunk in it.
You're not old enough!
Man, did you know that Mike really knows how to Dunk in the Chunk?
When you squat so low even LeBron James can't dunk that hard
"Dang, Bro! Did you see that booty dunk?
Putting a brave face on a move with only a slight chance of succeeding.
At this moment, getting the job was a slim-dunk, but maybe self-confidence would help.
The act of slamming a woman's breast up and then back down quickly as if makeing a slam dunk.
Karla came up to me with her humongous breast and I slam dunked them.
During sex, the man jumps and lands with his penis in the womans vagina.
"Hey man, i heard jacob Slam Dunked his girl last night!"
"Holy Shit, is she ok?"