1)The act of forcing out anal-water from one's system directly after an enama
2)Derogatory remark for someone frequently evacuating anal-water
1) Oh god, Jimmy just blew ass!

2) Your father is a blow ass.
by SleepyFreshmen July 5, 2003
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"Dude, this party is starting to squirt. You ready to blow ass?"
"Yeah"
by notbad.jpg August 13, 2011
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Another way of saying, "You guys are cool!" It is used much in the same way that "sick" is used in slang, meaning the opposite of what it should mean.
by B*winky April 28, 2005
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Gastro Intestinal Emination that either leaves a distinctive fragrance or humorous reverberation. Also look at fart, dutch oven
After eating beans you will be blowing ass for a while
by Dr. Know It ALL December 1, 2003
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Doing math homework blows ass.
When AOL is going slow it tends to blow ass.
by Jason March 8, 2004
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**Sean farts ("Blow Ass") silently; Everyone in the room smells it**

Josh: OMFG! Who the fuck blew ass on my Couch
by CJofATX June 15, 2009
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Sucks, not good, usually said on video games.
"Oh this sniper blows ass on this game !!!"
"Oh wow this game blows ass, who plays this?"
by Jared Kelsay July 28, 2008
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