A partnership between two people where the two of them shit as loud as they can next to eachother in a public bathroom. The partnership lasts a lifetime and one can only have one vowed buddy
Me and my blasting buddy Mikey caused a real ruckus in the Walmart bathroom, the other customers thought we were giving birth.
by Rickzilla June 10, 2015

Rapper: Crank up a instrumental so we can be free blasting"
*Driver turns a Hip Hop instrumental all the way up*
Rapper: Sittin back in the car, going so hard, to this beat, chillin' in the passenger seat"
*Driver turns a Hip Hop instrumental all the way up*
Rapper: Sittin back in the car, going so hard, to this beat, chillin' in the passenger seat"
by eudy May 9, 2010

The term bum blasting comes from the more well known or more commonly used term known as "bum blaster". These terms are often utilized when describing the nature of sexual intercourse between homosexual males.
by Diablo74 July 31, 2016

by Asssquatch January 28, 2020

The reply of an elderly gentlemen after weakly ejaculating on a younger a mans chest when asked ‘is that it?’.
He was wanting more but I told that is full blast.
by All Bets Hedged February 17, 2021

by Ass blasternaught February 15, 2018

the act of hitting a dry bowl(no weed in it) in order to heat and cherry the pot resin to get high. often done the week after a working pot head quits his or her job.
by azsjkhbnmgtr February 8, 2010
