Definify.com
Definition 2024
9-1-1
9-1-1
English
Proper noun
9-1-1
- (US, Canada) the telephone number used to call the police or other emergency services.
Alternative forms
Coordinate terms
- 9-9-9 / nine-nine-nine / nine nine nine / 999 (UK, Irish)
- 1-1-9 / one-one-nine / one one nine / 119 (Maldives, Sri Lanka)
Noun
9-1-1 (plural 9-1-1s)
- by extension, an emergency phone call
- by genericization, an emergency