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General

pop-up

What does pop-up mean?

A brevity code for a group that has suddenly appeared, in the air-to-air context between the meld and threat range — an unexpected new contact demanding attention.

""Pop-up group, bullseye one-eight-zero for twenty!""

Origin

Multiservice tactical brevity code used in air operations.

Frequently asked questions

What is a "pop-up" group in air combat?
It's a brevity code for a group of aircraft that suddenly appears between the meld and threat range — an unexpected new contact that demands immediate attention.
Why are pop-ups a concern?
Because they appear suddenly and close in, aircrew have little time to identify and react, making them a higher-priority threat.
How is a pop-up reported?
Usually with a bullseye reference giving bearing and range, e.g. "pop-up group, bullseye one-eight-zero for twenty."
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Slang definitions: FreeDict original editorial.