The immediate action taken by men after getting rejected online, in person, or during prom. The guy in question will usually try to put the girl on blast or expose them after romantic/sexual advances we're rejected or denied.
Rick: Dang man, I didn't get to hit last night.

John: Really bro? That sucks. You didn't have a cockblock effect and freak out did you?

Rick: Not yet. But I might post her nudes on Snapchat if she doesn't blow me tonight.
by Trebaltimore01 June 21, 2019
Get the Cockblock Effect mug.