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To go to bed or to fall asleep. I'd been getting up so early all week long that I was ready to sack out by 11 on Friday night. Jonathan sacked out in the passenger seat, so I had to drive nearly the whole way in total silence.
1. To put or pack something into a sack or bag. In this usage, a noun or pronoun can be used between "sack" and "up." My first job was sacking up people's groceries at the store down the road for $5 an hour. Don't worry about wrinkling the clothes. Just sack them up.
2. vulgar slang To start acting in a strong, confident, and/or courageous manner, especially after having previously failed to do so. In this usage, "sack" is slang for the scrotum, a reference to testicles, which are used figuratively to represent confidence, courage, bravado, etc. The phrase is not exclusively applied to males. Often used as an imperative. You need to sack up and ask your boss for a raise already! What's he going to do, fire you? Janet, I know you're nervous about asking Tom out on a date, but just sack up and give it a shot!
3. slang To have sexual relations with someone. In this usage, "sack" is slang for a bed. A: "I heard that Tom has been sacking up with some 30-year-old accountant from his old law firm." B: "Wow, he hasn't even been divorced a month!" I can't believe you and your ex-boyfriend sacked up again.
sack up with (one)
slang To have sexual relations with one. A: "I heard that Tom has been sacking up with some 30-year-old accountant from his old law firm." B: "Wow, he hasn't been divorced for longer than a month!" I can't believe you sacked up with your ex-boyfriend again.
1. noun A hopelessly inept, blundering person who can't do anything right. That poor sad sack Sarah has been stuck in the same dead-end role in this company for years.
2. noun A sad, moping person, especially one who refuses to try and improve their mood or situation. Don't be such a sad sack—I know you're disappointed about missing the concert, but that doesn't mean we can't have fun tonight! He just sat there like a sad sack, sulking in the corner of the party.
3. verb To be in a sad, moping mood, especially while refusing to try and improve one's mood or situation. Usually used in the continuous tense; sometimes hyphenated. If you don't quit sad sacking back there, I'm going to turn the car around and drive us all straight back home! Bill's been sad-sacking around the office ever since he got passed over for the promotion.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
to go to bed or go to sleep. It's time for me to sack out. Let's sack out early tonight.
sack something up
to put something into bags or sacks. Please sack the groceries up and put them in the cart. I will sack up your groceries.
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
Go to sleep, go to bed, as in We sacked out about midnight. This slangy idiom is a verbal use of the noun sack, slang for "bed" since about 1940; it alludes to a sleeping bag and appears in such similar phrases as in the sack, in bed, and sack time, bedtime.
A singularly inept person, as in Poor George is a hopeless sad sack. This term alludes to a cartoon character, Sad Sack, invented by George Baker in 1942 and representing a soldier in ill-fitting uniform who failed at whatever he tried to do. It was soon transferred to clumsily inept civilians.
The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
sad sackan inept blundering person. informal, chiefly US
Farlex Partner Idioms Dictionary © Farlex 2017
To sleep or go to sleep: After a long day at work, I sacked out on the couch.
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.
See nut up
in. to go to bed or go to sleep. (see also sacked out.) It’s time for me to sack out.
n. a sad person; a listless or depressed person. Tom always looks like such a sad sack.
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.