1 definition by Dr707

A term used to indicate you got over on a situation, particularly when dealing with the government or other agencies/companies of authority. Derived from Shameless.
“Did you pay your ticket for when they caught you speeding?”
“Naw, I pulled a Gallagher and got it dismissed.”

“The return window was already closed but I Gallagherd the shut out of them and got my money back.”
by Dr707 April 22, 2019
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