catch some Zs

catch some Z's

To get some sleep. In illustrations such as comics, three (or more) Z's are often used to represent sleep or snoring. We've got a pretty long layover before our next flight, so I'm going to try to catch some Z's at the gate. Jeff's upstairs catching some Z's. It's been a hard week for him.
See also: catch
Farlex Dictionary of Idioms.

catch some Zs

 and cop some Zs; cut some Zs
to get some sleep. (In comic strips, Zs are used to show that someone is sleeping or snoring.) I gotta catch some Zs before I drop. Why don't you stop a little bit and try to cop some Zs?
See also: catch, zs
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.

catch some Zs

mainly AMERICAN, INFORMAL
If you catch some Zs, you sleep. Danny glanced at his watch and decided he'd go catch some Zs.
See also: catch, zs
Collins COBUILD Idioms Dictionary, 3rd ed.

catch (or bag) some Zs

get some sleep. US
The expression is based on the graphic use of a series of Zs to represent snoring.
See also: catch, zs
Farlex Partner Idioms Dictionary

catch/get some ˈZ’s

(informal, especially American English) sleep: I headed home to catch some Z’s before our night out.
In this expression, Z’s is pronounced /zi:z/ (or sometimes /zedz/ in British English), and is used in cartoons to represent the sound people sometimes make when they sleep.
See also: catch, get
Farlex Partner Idioms Dictionary

catch some Zs

and cop some Zs and cut some Zs
tv. to get some sleep. Why don’t you stop a little bit and try to cop some Zs? Max pulled over to the side of the road to catch some Zs.
See also: catch, zs
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions
See also:
  • catch some Z's
  • catch/get some Z's
  • cop some Zs
  • cop some Z's
  • cut some Zs
  • cut some Z's
  • zs
  • big Zs
  • big Z's
  • blow Z's