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1.
A somewhat dated British slang word to describe a prison.
For nicking the car, bob faced two years in chokey.
by David Tosslehoff December 02, 2004
 
2.
Indicative of lousy weather. Can also be applied to one's environment in general, e.g. your day at work, your commute, etc.
"It's supposed to be pretty chokey tomorrow, but then the weekend should be nice."
"Have a chokey day."
by Nugtar May 15, 2008