Clamjack 

When a woman interferes with one's attempt to hook up with someone. Similar to "cockblock".

"He was totally into me, but then that bitch showed up and clamjacked me."

Clamjack by Whereswill December 12, 2008

clam jack 

The comparative term to the male "cock block." It means to effectively stop a female companion from getting laid.

I was gonna bring this hot guy back to my apartment, but my bitch roommate decided to pull a clam jack.

clam jack by Lon December 28, 2005

clapjacks 

Chlamydia infested flapjacks which is made by a lady for clients

Put the clapjacks on

clapjacks by Twatsrejs December 2, 2015

clapjack 

This is something you will say to someone when you walk into their vehicle to either greet them or simply say it too them as a form of respect.

“Opens car door” “enters vehicle” What up clapjack!

clapjack by Romy.VQ15 February 8, 2021

cramjack 

its a device worn between two males having sex. it is worn by both males at the same time. it is worn over both penises. every time the man in the back thrusts, it jacks off the guy taking it in the butt. basically eliminates the reach-around procedure.

i just bought a new cramjack ...yay!!

cramjack by jo mama March 2, 2004