a shortened version of "disrespect"
Why you be dissin' me?
by AYB February 18, 2003
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Verb. Slang word that came from, and therefore shares the same definition as "to disrepect".

To lack respect.
Stop dissin' me or I'll kick your ass!
by DMC-12 October 15, 2006
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Diss, in hiphop community, is one rapper singing against someone else.
Also called beef, or roast beef.
'Hey nigga, have you heard that awesome diss from Mc.Tommy?'
'The one against Mc. New York? Yeaah. maaaaan.'
by Tommy Bazar June 26, 2007
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A scam or process of getting free publicity by annoying hacks who have no discernible talent by pretending to have a feud among each other. This is used predominantly in the corrupt "music" industry, especially by those who cannot play a musical instrument.
"This letter is sent to inform you that our song entitled ‘Sup' is currently being submitted to numerous radio stations under false pretenses, and is being misrepresented by the writer, Mr. Fo D. Rapp, an artist under the Cellmate Records label who has been dissing us since before the song was even written."

"Tune in to Fauxtainment tonight a 7 and hear about the rumor of how Jay-East dissed ParaShoot, and ParaShoot disses back!"
by Truth in Door Knobs January 15, 2011
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a diss is when you want to have something from someone but you are turned away.or when you are interested in someone and he/she turns you away.it is like a rejection.
if you are looking for a job and you are dissed.when you are interested in a girl and she disses you.
by omar afifi August 9, 2006
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Usually followed by a series of OOOOOOHHHH BURN!!
dbag1:do you like anyone??
dbag2:yeah actu-
dbag1:OH really what's his name?
dbag2:YOUR MOTHER!!!!
dbag1:shuddp mothfucker, before i slap that 5 dollar haircut off your head
by bfraj October 2, 2008
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short for dysphemism
that is: an offensive or disparaging expression that is substituted for an inoffensive one
"You are such a spastic"
"Man, i just dropped the ball, no need to diss me
by Jason o]=< September 6, 2005
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