General
flap
What does flap mean?
A sudden state of panic, alarm, or disorganised urgency. The squadron's just been scrambled, the CO wants everyone in the mess now, nobody knows what's going on — that's a flap.
"Big flap on at HQ — they think we're moving out tonight."
Origin
RAF, 1930s onwards. From the image of birds flapping in alarm — a sudden noisy commotion with everyone running about.
Frequently asked questions
What does "flap" mean?
It's a panic — sudden chaos on station.
How do you use "flap" in a sentence?
For example: "There was a right flap on when two calls came in at once."
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