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1. Literally, to expel smoke from one's mouth, as while smoking a cigarette, cigar, etc. Ew, don't blow smoke in my face!
2. To smoke marijuana. My little brother has no aspirations of going to college—he'd much rather blow smoke with his friends all day.
3. To intentionally mislead. I think they're blowing smoke about giving regular raises to their employees—I couldn't find any evidence to support that claim.
Farlex Dictionary of Idioms. © 2022 Farlex, Inc, all rights reserved.
blow smokemainly AMERICAN
If someone blows smoke they deliberately confuse or deceive you. I just can't shake the feeling that he's up to something. Sounds to me like he's blowing smoke. Note: You can also say that someone blows smoke in your face or blows smoke in your eyes with the same meaning. He's being misled. They are blowing smoke in his face.
Collins COBUILD Idioms Dictionary, 3rd ed. © HarperCollins Publishers 2012
blow ˈsmoke (up somebody’s asstaboo)(American English, slang) try to trick somebody or lie to somebody, particularly by saying that something is better than it really is: I won’t blow smoke up your ass. Your product is OK but I’ve seen better.
Farlex Partner Idioms Dictionary © Farlex 2017
1. tv. to state something in a way that conceals the truth. (see also smoke and mirrors.) She is a master at blowing smoke. She belongs in government.
2. tv. to smoke marijuana. (Drugs.) Frank sits around blowing smoke when he’s not selling.
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.
1. To speak deceptively.
2. To brag or exaggerate.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.