roof-spotting
noun
Observation from the top of a building to give warning of hostile aircraft.
Origin
1940s; earliest use found in The Times.
- catch a cold
- catch a crab
- catch-all
- catch-as-catch-can
- catch cold
- catch crop
- catcher
- catch fire
- catchfly
- catchily
- catchiness
- catching
- catch it (catch hell)
- catchlight
- catchline
- catchment
- catchment area
- catch on
- catch one's breath
- catch one's death (of cold)
- catch (or get a) sight of
- catchpenny
- catchphrase
- catch points
- catch sight of