When a bowel movement is so strong that fast moving, high-pressured fecal matter hits the water and some poop splashes back into your asshole.
"Fuck dude, I just did a blast in there"
"OMG Jennifer, I'm doing a blast in the bathroom right now please bring toilet paper"
by Beatbit February 24, 2017
Get the doing a blast mug.
Doing a Blast...
means ripping a line of cocaine (coke)...snorting coke...
Let's go do a blast...
by blthrskt April 29, 2009
Get the do a blast mug.
Doing a Blast...
means ripping a line of cocaine (coke)...snorting coke...
Let's go do a blast...
by blthrskt April 29, 2009
Get the do a blast mug.