noun
decapitated body; deflowered stem
Colloquial, often humorous or exaggerated term for something with its head or top cut off. Used for both literal decapitation and for plants with the flower or top removed.
ホラー映画で首チョンパの死体が出てきた。
A decapitated body appeared in the horror movie.
庭のバラが首チョンパにされてしまった。
The roses in the garden got their heads cut off.
Compound of 首 (くび, 'neck/head') and チョンパ, a mimetic or slang element suggesting cutting off or lopping. The exact origin of チョンパ is uncertain, but it evokes a quick, decisive cut.