Something that is large, as popularised by Mr Steven 'Beef' Thompson of Stowe School, Buckinghamshire, United Kingdom. First used as stated below. Repeated frequently over the following four terms. It has now entered popular culture at Stowe School and is predicted to spread across the country and possibly into Europe.
"Watch out or I'll give you a BEEFY standard" - EST February '05
by ThompyBeef July 24, 2006
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Someone fat or big, who could break something by sitting on it
damn he's beefy... he could break something
by anominous April 11, 2005
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“She’s one of the beefys bro
by Dookkie February 17, 2020
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A kid who loves Beef. He adores it. He wants to jump into 2 pieces of bread and dance.

Beefy usually likes a specimen called "A Trozi" because it gives him boners.

He is usually sighted lurking RuneScape Forums.
by James R. Bailey August 25, 2008
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Someone who thinks their cool in their own way, and trys hard but never gets anywhere.
by thelynxeffect March 8, 2009
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A game similar to punch-buggy in which one scores a punch on their friend or friends for spotting an overweight person in pink garb (clothing) and calling out "pink beefy." Other acceptable variations are "botanical beefy," which is a large person in garb that is adorned with flowers, and "beefy beefy," which is a large person wearing clothing depicting hamburger or another beef product.
(overweight person walks by wearing a pink sweater)
person 1: pink beefy *punch*
person 2: aw man...
by BuckAMayzing October 24, 2010
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the sexual act of inserting not only ones penis, but also both of one's testicles into a vagina
thus the beefy
and the three makes the triceratops
I went totally Beefy Triceritops on that Ho!
by Beef Master 69 69 March 31, 2011
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