vag block 

1. The female form of the noun cock block.

2. Also a verb with the same meaning as cock block

Ashley: Hey, let us use your bed.
Amanda: No, I'm studying.
Ashley: Come on, don't be a vag block.

vag block by Amanda March 8, 2005

Vag-Blocked 

The opposite of cock blocked.
A.K.A. a female fuck blockage.

Those dudes totally vag-blocked me from jumping on that dick. boo yah.

Vag-Blocked by Erlexa April 29, 2008

black witch vag 

a crazy bitch who loves to hit on guys, even thought she has a boyfriend. this girl will make her interest in said guy obvious by constant facebook postings on his wall, status updates, picture albums solely dedicated to him, etc. the black witch vag is known for her crippling effects on male genitalia, leading many other women to be disgusted by the man once he has been involved with the crazy black witch vag.

guy 1 : "did you see sara last night?"
guy 2 : "yeah, i heard her and her black witch vag were trying to bang some guy last night...doesnt she have a boyfriend?"

black witch vag by CJ K February 21, 2011

Vagblock 

Vagblocking (v.)

The act that is done when a girl is flirting with a boy and another girl comes over and interrupts the conversation, trying to keep them from talking/flirting (for the simple fact that she is jealous.)

Alex and Amanda are talking and flirting with one another at a party when Jenny approaches the conversation.
Jenny: Hey what's going on over here?
Amanda: Don't vagblock me!

Vagblock by Alittlehammie November 17, 2010

Vagblock 

1. The act of any person preventing a female from engaging in any type of sexual act. Synonymous with cockblock, only with a female.

"Did you hear about Stacy, she totally vagblocked me last night when I was trying to hook up with that guy!"

"What a bitch!"

Vagblock by ThatSexyShyGirl August 20, 2011