- blow
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1. tv. & in. to leave (someplace) in a hurry. (See also blow town; blow the joint.)□ It’s late. I gotta blow.□ They blew this place before you got here.2. tv. to ruin something; to ruin an opportunity.□ You really blew it!□ It was my last hance, and I blew it.3. n. a setback; an attack.□ It was a real blow to our prestige.□ Acme Systems Industries suffered a blow to its plans to acquire ABC Steel Widgets.4. tv. to waste money; to spend money.□ Mary blew forty bucks on a second-hand radio.□ We blew it all at a fancy restaurant.5. in. to become very angry; to lose one’s temper. (See also blow a fuse.)□ Finally I had had enough, and I blew.□ The brass blew, and we heard the noise all the way down here.6. in. to play a musical instrument, not necessarily a wind instrument.□ He blows, and everybody listens.7. AND blow-out n. a drinking party.□ What a blow over at Joe’s. I’ll never get sober.□ Man, come to my blow-out. It’s the best place to go.8. tv. to snort any powdered drug; to take snuff. (Drugs.)□ Those guys spend all their time blowing coke.□ Are you blowing something good?9. in. to smoke marijuana. (Drugs.)□ He sits there blowing by the hour. How can he afford it?□ They say that blowing that much will affect your brain. 10. n. cocaine. (Drugs.)□ You can get some good blow over at that crack house.□ What’s blow cost around here? 11. tv. to perform an act of oral sex on someone, especially males. (Usually objectionable.)□ Tom was looking for some bone addict who would blow him for nothing.
Dictionary of American slang and colloquial expressions. 2015.