Coca-blast 

To Masturbate, and consequently ejaculate, in the shower while taking a shower.
Usually done in secret, to avoid detection of masturbatory behavior by others.

"I wouldn't go in that bathroom if I were you."
"Why not? It's dirty?"
"Timmy was in the shower forever...he was probably coca-blasting all over the place!"

Coca-blast by Beau54 February 9, 2009

Coca-blast 

The act of masturbating in the shower. Then when about to ejaculate does so on the tub floor, shower knobs, and if possible the shower head.

What the fuck is taking Timmy so long in the shower?

Oh, he's coca-blasting.

Does he do that often?

Does a bear shit in the woods?

Coca-blast by Debroah Morgan January 17, 2010

Coca Blastin 

When one masturbates for over an hour while taking a shower.

I wasn't able to go into the bathroom for over an hour because my roommate was Coca Blastin all over the shower.

Coca Blastin by Tom Mcfillihan I February 10, 2009

cockblaster 

occurs during anal-sex when the recieving end farts while the cock is inserted.

my new girlfriend is a fucking cockblaster!

cockblaster by Roberto January 8, 2004

cockblast 

N. 1.)The jism blasted from a cock. 2.) A person who reminds you of such jism.

Man, why are you acting like such a cockblast?

cockblast by danielle February 12, 2005

cockblaster 

One who loves to blast cock into their rectum.

Ryan is such a cockblaster.

cockblaster by Brian October 16, 2003

cockblaster 

were a male uses his penis like a laser blaster, or well i'm sure you can guess the other meaning

he was using is penis like a laser blaster last night...
that is called a cockblaster

cockblaster by areal name September 3, 2016