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1. To drain the mental or physical energy from someone. In this usage, a noun or pronoun can be used between "zonk" and "out." Often used in passive constructions. Sitting out in the sun all day really zonked me out! The kids were zonked out after swimming at the beach all day long.
2. To fall asleep or lose consciousness. I can't believe I zonked out on the couch like that! How long was I asleep? Don't zonk out while you're driving—pull over and take a nap if you need to!
3. To intoxicate someone; to alter or inhibit one's senses. Said of drugs, whether prescription or recreational. In this usage, a noun or pronoun is be used between "zonk" and "out." I don't like the way marijuana zonks me out, so I just don't ever smoke it. The pain pills his doctor gave him really zonked Jeff out.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
zonk someone out
1. Sl. to make someone tired or exhausted. All the work zonked him out. She zonked out the team with the long practice.
2. . Sl. to cause someone to become intoxicated. The drug zonked Max out totally. It zonked out Max.
Sl. to collapse from exhaustion; to go into a stupor from drugs or exhaustion. I'm gonna go home and zonk out. I went home after the trip and just zonked out.
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
1. To go to sleep, especially due to exhaustion; conk out: I was so tired that I zonked out without even taking off my shoes.
2. To lose consciousness or awareness: The driver zonked out behind the wheel and ran off the road.
3. To cause someone or something to lose consciousness or awareness: Even a small dose of this cough syrup can zonk you out.
The American Heritage® Dictionary of Phrasal Verbs. Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
in. to collapse from exhaustion; to go into a stupor from drugs or exhaustion; to go to sleep. I’m gonna go home and zonk out.
zonked (out)and zounked (out) (zɔŋkt... and zɑʊŋkt...)
1. mod. alcohol or drug intoxicated. She’s too zonked to drive.
2. mod. exhausted; asleep. She was totally zonked out by the time I got home.
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.