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.
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?
If you catch some Zs, you sleep. Danny glanced at his watch and decided he'd go catch some Zs.
The expression is based on the graphic use of a series of Zs to represent snoring.
(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.
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.