Someone who gets very upset when a prior person did not flush the toilet, resulting in them having to flush it while pissed off.
"Who used the toilet and didn't flush again. It pisses me off when I have to flush for you." resulting in the act of an angry flush.

"You fuckers didn't flush the toilet again. This is a work place and I am not your mother, so FLUSH the damn toilet so I don't have to angry flush for you.
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