Top Definition
Used in the New Super Mario Brothers for the Wii counsel. If you are on 2 player and you are falling to your death you may push the "A" button on you remote, creating a bubble around able to be popped by being hit by any object.

This phrase may be used whenever you are about to press the "A" button on the remote, to alert your friend that you are about to "A."
A-ing or A it up

"I am A-ing!"

"A it up!"

Quick "A it" before you die!
by Number1awa April 27, 2010
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