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pull the plug on

1

Discontinue, end, as in The government pulled the plug on that program. [First half of 1900s]

2

Remove all life-supporting equipment, as in The family debated whether it was time to pull the plug on him. [Second half of 1900s] Although this idiom undoubtedly alludes to cutting off electricity to an electrical device, it originally referred to the removal of a stopper that flushed an old-style toilet.

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A bet is synonymous with a wager, but what does it mean in New York?
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It’s another way to agree with someone.
It serves as an apology.
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Words nearby pull the plug on

pull someone's chain, pull someone's leg, pull something, pull strings, pull tab, pull the plug on, pull the rug out from under, pull the wool over someone's eyes, pull through, pull together, pull-top
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.