To have a conflict or grudge with someone.
I've got a deeply-rooted and psycological beef with you!!
by The magic Chicken December 18, 2003
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Originally american slang meaning to fight someone or being aggressive towards someone.

Used commonly in America and in England. If you say 'Do you want beef?' to someone you will usually end up fighting or maybe even passing away
Northside Rudeboy: Man you cant spit for shit

Southside Battyman: WHAT?? U WANT BEEF BLUD... GONNA GET SHANKED LYK A BIATCH YOU FUKIN PRICK

Northside Rudeboy: Shut the fuck up you dick... *pulls out a gat*

Southside Battyman: No beef, man, no beef, allow it bruvs.. ALLOW IT!!

*CAP!! CAP!! CAPCAP!!!*

Southside Battyman: ...fuck... biatch.. southside for lyf!.. ya hear fuker!!

*Rudeboy aims at battyman's head*

err.... i mean northside for lyf

*CAP! CAPCAP!!*

*Battyman dies*
by E! June 8, 2005
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1. Cow meat.
2. Reference to male genetalia.
3. A loud and/or very rancid fart, whether silent and deadly or loud and proud.
1. Is this cow? Yeah, man, its beef.
2. Dude, are you looking at my beef?
3. Man, I just totally beefed, roll down the windows.
by Beefinator October 13, 2009
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Noun
Violent conduct between two or more chavtastic fellows
Micky D delivered righteous smiting beef to his homeslice, in repayment for the smacking up of his bitch
by themuseicman May 4, 2006
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1. v. To expel a silent but decidedly nasty hot fart.
"Oh my god, who BEEFED? That shit REEKS."
by Person December 20, 2004
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a very old word used in that stoopit show "Rocket Power"
which means you hurt yourself badly.
Dude! You totally just beefed!!!!
by imnotgayimnotgay January 18, 2008
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