Keress bármilyen szót, mint például: sex
 
1.
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.
Beküldő: Lon 2005. október 11.
 
2.
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."
Beküldő: Whereswill 2007. január 23.