A device simple or extravagant that when placed on a woman's left ring finger effectively blocks her from accepting the advances of other men regardless of the qualities the other men possess.

Other names for this device are "promise ring" or "engagement ring"
Chris's friend Tim "Hey Chris I just saw your girl having dinner with another guy... I think you are in trouble because they looked damn good together!"

Chris "damn I better give her a cock block ring!"
by Romandell October 22, 2017
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When there are to many men in one area
When the ratio of men to women is than 2:1 in a populated area be it clubs nightclubs, bars or general area.
Walking in to a nightclub and there is men everywhere and the lone female can barely be seen, and your mate says there's to much cock on the block
by Jackiebird23 December 25, 2013
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A swift and brutal blow to ones relationship on the bus driven by only anger found deep deep down in ones inner demons. One is taken from there lover and repurposed never to hold or kiss again. This can sometimes cause a man to take action into their own hands but only to be further punished by the Big Mitch.
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when you send a girl a dick pic then block her afterwards.
Bro: What happened to that one girl you were talking to?

Me: She was being a bitch so I cock n block'd her
by wesley walker December 22, 2021
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covers in 3 area's

1 # Habitual Interruptor .
2 # butting in
3 # in order to lead any subject s and control any conversation while not letting people to finish
"yo girl stop Cock block talking."
by sperm623 August 23, 2023
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covers in 3 area's

1 # Habitual Interruptor .
2 # butting in
3 # in order to lead any subject s and control any conversation while not letting people to finish
"yo girl stop Cock block talking."
by sperm623 August 23, 2023
Get the Cock block talking mug.
A self (cock block) is when you are in a sexual situation but your nervousness prevents you from gaining an erection.
Todd: You hook up with that chick we met at that concert yet?
Kyle: I was gonna but I was self cock blocked cause she was (a score)
by Foreskingamer69 July 25, 2019
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