a dissapointing situation
something not cool
wow man that is a blow
by Evan H April 25, 2008
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Maaaannnn..... I'm blowed'
by Griffdocta July 2, 2003
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A condition exhibited by a worn-out internal combustion engine when the piston rings no longer efficiently seal the combustion chamber, allowing compressed air and fuel to escape the cylinder and thus power is lost and emissions are increased. The engine also usually burns oil.
I was going to buy that 350 from Carl, but it had too much blow-by and needed to be rebuilt
by FlYhEaD January 20, 2005
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1) to seriously fuck up a situation
2) to suck a given dick
3) to expel air out of the mouth toward an object
1) Liz really blew it when she started using her teeth while blowing it.
2) "Well, I'm on my knees. What should I do now?"
"Blow it!!!"
3) "I actually meant SUCK it, ya dumb bitch (SMACK!)"
by Nick D April 10, 2004
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a word that is used when something is irritating
My baby daddy blowing me askin all them questions..
by Kuein La February 24, 2007
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Blows, also known as a blow, is a slang term for a certain narcotic, being Heroin. The Blows is a slang term that most likely originated in an is most predominately used in Chicago.

Blows: slang term for Heroin sold in pre-weighed amounts and packaged small baggies or small tinfoil squares folded up with a small strip of colored duct tape wrapped around the foil. Blows is also used to ask a dope dealer if he has Heroin for sale or not.
"whassup homie can slide through an
get like 3 or 4 blows?"

"yo man my guy has the best blows I've ever snorted in my life."

"aye bro y'all got any blows on this block?"

"yo whiteboy we fresh out but the boys on the block over got some blows that are straight fire."
by TheGhettoGuru420 May 29, 2013
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