Top Definition
Cyber Cock Block (or C.C.B) n. An unwelcomed person who intentionally invites themself to join a private or intimate conversation between two individuals via the Internet. 
Dude, I was talking to that hott chick on FaceBook last night but Alexia kept "liking" my posts. Damn that girl is such a cyber cock block!
by Keepdancing July 11, 2010
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×