- [countable, uncountable] the 26th and last letter of the English alphabet
- ‘Zebra’ begins with (a) Z/‘Z’.
- Z’s[plural] (North American English, informal, humorous) sleep
- I need to catch some Z's.
Idioms
See Z in the Oxford Advanced American Dictionaryfrom A to Z
- including everything there is to know about something
- He knew his subject from A to Z.
Check pronunciation:
Z