Shortly after a woman gives birth, a witness in the room proceeds to palm the baby's head and redirects the newly born baby back into the womb.
Father, about his newly born child: I was really quite surprised when the obstetrician slam dunked little Maxwell.
by Jackie Peterpants March 18, 2010
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A word for slut when your 6 year old brother or your parents are in the room.
Bob: How was the party
Me: Good there were so many fine--
(brother walks in)
...slam dunks...
by bob November 16, 2003
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When you cup your hand above someones chest and push down on their tits. Usually done after scooping someone
person1: SCOOP!!! HA I JUST SCOOPED YOU!

person2: SLAM DUNK!!

person1: aww!
by jack hunt May 16, 2011
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an alternative to teabagging, the act of touching ones testicles to another's face
Alex is going for the sexy slam dunk. What if the shot clock runs out?
by the Chillburger April 7, 2009
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On 20/20 w/ barbara walters there was a segment in which it depicted rest-home staff who would pick-up geriactric patients and roughly throw or "slam-dunk" them onto their beds. the "game" had an actual point system to it and ways for fellow co-workers to compete and score points as if it was an actual basketball game.
Hey Vinnie, check this out, I'ma slam dunk this old hag!!
BAHW!!
by phuzz September 29, 2006
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When a lady anus is railroaded by a penis during hard sex.
"LISA IS WALKING FUNNY TODAY, DID SHE HURT HERSELF?"

"NO, ROGER SLAM DUNKED HER IN THE ASS LAST NIGHT."
by Akaeuvasha March 29, 2016
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Derived from the British: SLAM, and the Alpha-Numeric: DUNK.
It has most recently been adopted by Devil May Cry Hero Dante.

It's most frequent use, though, is when nerdy 13 year old children believe it to be hilarious fun to exclaim SLAM DUNK whilst facing up the school bully. This, more often than not, leads to a swirlie.
Foolish Child 1: SLAM DUNK!
School Bully: Yo, Imma slam dunk your head into dat dere toilet. Fo shiz.
by Jordan 'Kakansho' Mitchell February 6, 2008
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