When you are taking a shower with someone and they pass gas turning your hot steamy shower into a gas chamber!
Being tricked into entering a shower and it ends up being a gas chamber.
Angie why did you run out of the bathroom?
I was taking a shower with Bill, and he gave me a Jewish shower!
Refers to what happened in the gas chambers during world war 2
Chris: That guy was pissing me off
Tom: I know, I wanted to give the guy a jewish shower