Cock Flossing

The action of constantly gloating about recent/past accomplishments even though everybody knows. Not always, but most of the time, the thing being gloated about is insignificant.

Also can be used as "flossing your cock."

Cock flossing can be confused with normal flossin ,but the difference is that Cock flossing is usually done with something that no one will remember/care about in an hour and also does not refer to physical objects.

Seth: I got a 5+ killstreak in Minecraft a few minutes ago.
Brady: Cool.
*Minutes later*
Seth: Dude, I did so good in Minecraft. I got a 5+ killstreak.
Brady: Can you quit cock flossing already? It's getting annoying.