The fat, ugly bitch a hot slut brings to the bar with her to prevent some drunken bastard like yorself from gettig lucky!
"Check out the redhead. She is F-I-N-E fine!"
"Yeah, well, check out the 300-pound cock block sitting next to her..."
"Yeah, well, check out the 300-pound cock block sitting next to her..."
by Pissed Off Paul October 7, 2003

by git'erdone March 8, 2009

by Jennynovak May 27, 2015

Sometimes used by myself amongst other nerds to mean that a router or firewall is preventing a connection to a computer or server.
Friend: "Dude, I tried to log into your minecraft server but it didn't connect for some reason."
Me: "Oh, sorry my router was cock blocking you. Let me forward the right port number and try again."
Me: "Oh, sorry my router was cock blocking you. Let me forward the right port number and try again."
by mspinkosu February 27, 2011

when someone prevents you from tappin' dat ass.
by adrian November 27, 2003

When a total dick of a president is rejected by a federal judge for his ridiculous executive orders over and over again.
by Findamonium March 16, 2017

me and my broham were mackin' hoes on his bed and some drunk pecker-puffers totally cock blocked us........then we pepper sprayed their pre-fucked asses
by Troy Edmisten January 9, 2004
