short for quadriplegic; a person paralyzed from the neck down, usu. with limited or no use of upper limbs.
That guy broke his neck in a wreck. Now he's a quad.
by uduser01234 April 28, 2006
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4 hits of LSD on paper that usually have not been cut by scissors into individual hits
Don't handle the quad with your fingers or else you will absorb some of the LSD and reduce the strength of it. Use tweezers!
by ponte September 10, 2006
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Also known as a Q.P or a Quad-P
Quadruple P = Pretentious, pious, pompous person

Right about all haters are Quad-Ps. They generally are condescending and/or non-tolerant to the beliefs and interests of others.
Person #1: Deathcore is for posers. Anyone who listens to that is a loser.
Person #2: You just don't understand it.
Person #1: Cuz im not a retard like u.
Person #2: Ur such a Quad.

by Ms.Anthropy April 16, 2009
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used by cranksters and ravers:
a quarter gram of chrissy
oMg, dOOd, 3y3 dId ThAt QuAd AnD mY tT lOoKs LyKe @ p3aNuT!@#$%!@@!!!
or
u marx spent ur whole $50 on that party and dint evn have $20 left for a quad. EAT SOMETHING.
by YoungCali August 26, 2003
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1:An overweight female that has huge camel toes that are usually quad.
2:The alphanumerical value abbreviation
of the number four (4).
"Whoa.. that chick is a quad."
by shoVel July 27, 2003
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