the act of slamming the lid of a toilet seat down upon one's testicles repeatedly
Seth was so agitated by the stupidity of those around him that he stood up, walked to the nearest rest room, lowered his pants, lifted the seat of the toilet and pulled a perfectly executed Alabama Barn Slammer.
When you're letting the family dog lick peanut butter off your dick, and your sister walks in before you can finish, so you pound her ass with your still peanut butter covered dick.
Sophia walked in on me and Daisy yesterday, so I had to give her a peanut butter slammer.
When you have to poop really bad but your having sex with your girlfriend, so while she’s giving you a blow job, you proceed to slam your ass on her face and let it all go.
Ugh! Did you hear about Danny? He totally gave that girl a South Dakota Slammer last night!
When having sex the male does a handstand upon his decent he slams his cock into the females pussy.
alabama clam slammer would be Slamming a pussy from a hand stand
The delicate process or jerking off with the soft under skin of a turkey's neck while trying to stuff it for thanksgiving
"Bentley got a little aroused while making thanksgiving dinner and decided he'd try the Alabama Turkey Slammer. That night the family sat down to dinner and all said what they were thankful for, Bentley of course was thankful that no one had noticed that the white sauce packet had not been opened"
When you do 4 shots of fireball and try to get laid and it doesn't work...
Damn bill is an idiot he pulled a slick willy slammer on Sally last night