1 definition by Okaymegan

A self-contained phrase that states something is indisputably right during any kind of disagreement.
After debating for hours, Julie said to Mike, "No matter what you say, I will always know tennis balls are yellow, not green. Twice up the barrel, once down the side."
by Okaymegan February 17, 2013
Get the Twice up the barrel, once down the side mug.