kibosh
Preserved but no longer current.
Meaning · English
Nonsense, stuff, humbug; "it’s all KIBOSH," i.e., palaver or nonsense; to "put on the KIBOSH," to run down, slander, degrade, &c. To put the KIBOSH on anything is, latterly, to put an effectual end or stop to it.
Era: ca. 1874 (Victorian)
Where it’s used:
Origin
British & Irish English
Sources & notes
Historical definition reproduced from Hotten’s The Slang Dictionary (1874, public domain; Project Gutenberg #42108, retrieved 2026-07-31). Reflects the attitudes of its era.
Common questions
What does “kibosh” mean?
Nonsense, stuff, humbug; "it’s all KIBOSH," i.e., palaver or nonsense; to "put on the KIBOSH," to run down, slander, degrade, &c. To put the KIBOSH on anything is, latterly, to put an effectual end or stop to it.
Is “kibosh” formal or informal?
No register label has been reviewed yet — treat it as neutral and check the usage notes above.