Definition from Wiktionary, the free dictionary
- (radio slang, question) What is the name (or call sign) of your station?
- (radio slang, statement) The name (or call sign) of my station is ...
- Quick reaction alert. A military and NATO term to define a higher state of readiness in which aircraft will become airborne within minutes to intercept and identify unknown aircraft or intercept one that has lost contact with air traffic control.
- (military): QRF