Named after the famous Great Dane; it is any dog the gets in the way of love making and flirting of all kind purposefully or inadvertently .
Guy: Man, I think I have blue-balls. I was about to get some last night, until her dog came in and started barking waking everyone up.
or
Guy: Man, I think I have blue-balls. I was about to get some last night, until her dog came in and wouldn't leave her alone
Guy 2: I'm sorry, damn Cock-blocking Scooby Doos
or
Guy: Man, I think I have blue-balls. I was about to get some last night, until her dog came in and wouldn't leave her alone
Guy 2: I'm sorry, damn Cock-blocking Scooby Doos
by rissie2q January 19, 2013

Drunk Chick: Hey, wanna go out back?
Mike: Sure
Brennan: Mike didn’t you and your wife test positive for AIDS yesterday?
Drunk Chick: ew nevermind *walks away*
Mike: Bro; that was a total revenge cock block
Mike: Sure
Brennan: Mike didn’t you and your wife test positive for AIDS yesterday?
Drunk Chick: ew nevermind *walks away*
Mike: Bro; that was a total revenge cock block
by TheAlwaysCorrect1 December 18, 2021

by #getrekted November 2, 2017

by JackMasterBater November 9, 2023

When you kill an individual by putting your cock down their throat and block the air way, while covering the nostrils with your nut-sack
Friend 1- How did John finally get rid of that bitchy girlfriend?
Friend 2- I heard he Cock Blocked her
Friend 2- I heard he Cock Blocked her
by Pineapple Plug May 29, 2018

when a guy sees a girl and starts to pop a boner by he can't because he's either in a public place or around people.
Steven: "oh man see that chick?!"
Pete: "yea dude she's a hottie"
Steven: "dude I'm getting hard just lookin at her..."
Pete: "here comes the boss!!"
Stevn: "oh man that's a cock blocker."
Pete: "yea dude she's a hottie"
Steven: "dude I'm getting hard just lookin at her..."
Pete: "here comes the boss!!"
Stevn: "oh man that's a cock blocker."
by Hotpinkluvr May 13, 2009

by BoysNYC November 6, 2012
