What does it mean to put a kisbosh on something?

"To put a kisbosh on something" is a slang expression meaning to stop or end something abruptly or decisively. It's a rather informal and humorous way to say "to put an end to" or "to stop".

Here are some examples:

* "The teacher put a kisbosh on the students' plans to have a water balloon fight."

* "My boss put a kisbosh on my idea to start a company picnic."

* "The sudden downpour put a kisbosh on our outdoor barbecue."

It's important to note that "kisbosh" is not a widely used word and may not be understood by everyone. It's mostly used in informal settings and carries a playful, slightly sarcastic tone.