When Diana killed that sniper, she put down a mean Clam Slam on his forehead.
by K2they October 29, 2014
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When a female is being rude and you want to give her and RKO to her vaginal region.
Thalia was pissing me off so i gave her a Clam Slam.
by Pencilfetus October 29, 2015
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Surprise-thrusting a cunt into the face!
I'd just had a clean shave and shower and was ready to have a lovely night out when a bitch from the hood Clam Slammed my ass and I had to wash the slimey splatter off my face.
by Teddyx February 10, 2009
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Janice had a sore vagina after participating in a 6-man cocaine fueled clam-slam in the nightclub's storeroom.
by Rimbozaggy March 30, 2023
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Gaming parlance for the female equivalent of a t-bagging.

Placing one's genitals in another face for the purposes of mocking.
She cant t-bag him, she's got no balls...that's a Clam Slam!
by Dreshuk June 12, 2012
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The female version of cock blocking. To hinder ones female associate from getting any action whether accidential or intentional.
"I talked to the tool for a damn hour only to have clam slamming Rhianne go make out with him in the corner."

"I hate it when Cindy gets drunk.. she turns into such a clam slammer."
by Barbarella September 26, 2005
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