plonk · interjection, noun, verb, adverb1
Onomatopoeic. Compare plunk.
plonk · noun2
- French · derived fromvin blanc“white wine”
- English todayplonk
From WWI military slang, derived by alteration of French vin blanc (“white wine”). Recorded earliest in the playful rhyming slang form plinketty-plonk. Possibly influenced by the sound of wine being poured into a glass.
plonk · noun3
Probably a shortening of plonker.
First known use, by meaning
- in the 1970s A female police constable.
Etymology from Wiktionary, CC BY-SA 4.0.