An adverb that typically modifies an adjective. Often used as a replacement for "very," "so," or "extremely" and is assumed to have a stronger positive or negative connotation.
"You got an F in PE? Are you serious?"
"Yeah man I'm dead serious"

"Hey that girl over there is dead hot"

"My dad was dead pissed when I took his car out for a drive"

"That Calculus test was easy"
"Are you kidding? That test was dead hard"
by Adrian D. March 23, 2009

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Not living.

Severely lacking living processes, such as, but not limited to, breathing, beating heart, ect.
Bill got shot in the face, and it's at that time we realized he was dead.
by Brian/Larry/Ziggy/Morpheus June 28, 2004

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Dead: No longer takeing up space and breathing our air.
I'm glad that son-of-a-bitch is dead, See also; bit the shit and negative patient care outcome
by vernon February 03, 2004

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A state of being intensely high, drunk, or both.
"Shit...I'm so dead...this MJ is killer..."
by TFE February 20, 2007

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"I'm home, baby! Put on the Dead and spread!"
by red burrito June 30, 2004

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deceased, an empty shell, devoid of life, not alive, soulless
I kill you dead, MOTHERFUCKER. o_o
by chic geek September 11, 2003

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used as a verb: To disassociate oneself with a person to the point that they are as if dead. This is usually done to a person whose actions are considered malicious.
"She's crazy! You already told her you didnt want to speak to her. You gotta dead her! Don't answer her phone calls and ignore any type of communication she may want to have with you."
by I.Casanova March 24, 2008

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