fallstreak hole
n.β Β«βHole punch clouds,” also known as “fallstreak holes,” occur when patches of high cloud freeze and fall as ice crystals, leaving a dramatic gap behind.Β» ββHoles over Louisiana” Cloud Appreciation Society June 2, 2007. (source: Double-Tongued Dictionary)
Further reading
The word cloud comes from Old English clΕ«d, meaning βrockβ or βhill,β making it a relative of the word clod. The sense of a βhillβ or βmass of rocksβ was later applied to those vaporous hills in the sky. This is part of a complete episode.
Related
When there’s no evening meal planned at home, what do you call that scramble to cobble together your own dinner? Some people apply acronyms like YOYO β “you’re on your own” β or CORN, for “Clean Out your Refrigerator...