cock block
1. Any article of clothing blocking access to sexual intercourse. 
2. A persone preventing you from having sexual intercourse.
3. A mean name to call someone when they are doing something wrong.
4. shit dude i don't know
1. Your Pants are being a cock block.
2. Billy Ray Cyrus was a cock block.
3. You broke it you cock block.
4. person 1: "What do you wanna do?"
   person 2: "Cock block"