Kaibosh

To be thwarted, or have your plans ruined, by someone or by circumstance.

Rainy days put the kaibosh on picnics.
My vacation was kaiboshed when my car broke down.

by Robert Bellemare May 15, 2005

Kaibosh

From Merriam-Webster:

Definition of KIBOSH
: something that serves as a check or stop <put the kibosh on that>
— kibosh transitive verb
Origin of KIBOSH
origin unknown
First Known Use: 1836

Let's put the "kaibosh" on these idiots spelling kibosh wrong

by bdcs December 01, 2010

Kaibosh

to forget about, cancel,

I put the kaibosh on my plans to go to the movies

by Natasha November 25, 2003

Kaibosh

to thwart one's plans, bugger up, jinx, render not-on by foolish actions.

Geoff put the kaibosh on the timely delivery of his new blue Audi S5 by tying it to a win by the NSW Blues. A blue car for a blue win, he said unwisely.

by John_of_BrisVegas May 24, 2010

kaibosh

to put an end to, kill

He is going to put the kaibosh on me.

by Kenn Kasparek May 18, 2005