The turning of the nose aka "Magic Cat" of the plane so as to do a full foward roll but not to spin around and look stupid like in a Aileron Roll and not to crash into physics laws like in a Air Cartwheel
Bob:Hey did you see me to a BARREL ROLL!!!!"
Sam:No that was a bad Aileron Roll"
Bob:But the Magic Cat of the plane was INSANE"
Sam:Still a Aileron Roll "
by Stokov April 12, 2011
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Originating in Huntington woods, Mi, barrel roll is a ubiquitous term often yelled out by drunken line cooks in an effort to confuse and bewilder waitstaff into believing it has as alternate and often dirty meaning.
Nate: BARREL ROLL!!!

Server: what does barrel roll mean?

Chef Moobs: Look it up on urban dictionary.
by Hotline Deebo July 1, 2023
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everday zara wants it to be 🥴
happy barrel roll day 🤸🏻 ♀️🛢🥳🥴🤪💯⁉️
by zxxxvi January 27, 2021
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Something everyone in school types in to the google search bar at least once
Trevor: Hey man, type Do a barrel roll into the Google search bar
Steve: Why?..
Trevor: Just do it.
Steve: Oh, that’s why. Haha
by Trev de Dev December 26, 2019
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