An irrationally nervous or jumpy person.
Dude, that Tweek from South Park is such a spaz.
by Pork King April 30, 2003
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noun:

from spasm, or spastic

1) One who has a proclivity for wild, random outburst of activity (to be a spaz).

2) An unusual display of random clumsiness (to throw a spaz)

3) An uncommon display of exceedingly random behaviour over a brief period of time (to spaz out).
1) He is a total and utter spaz.

2) He threw a spaz and dropped everything.

3) When he heard that his hamster had died he, like, totally spazed out.
by Galik May 30, 2010
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Someone who is hyperactive, or overly energetic
She can never sit still, she is a bit of a spaz
by urban myth September 25, 2003
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verb. to go insane, break, or otherwise act oddly.

to spaz, spazzing.
"ack! My computer is spazzing" -when your computer freaks out or crashes.

"My leg/arm/head/otherbodypart's spazzing" - which is when aforementioned body part twitches erratically.

"She's totally spazzing." - when somebody is going mad ^^
by li'l miss flibble March 3, 2004
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freaking out, twitching, temporary loss of control of mind and body
oh my god quit spazzing!
i'm having a spaz attack
by Mei Xian May 1, 2003
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someone who thinks irrationally and is giving you a hard time, usually about someting insignificant, or someone who generally randomly overreacts.
Mom, quit being a royal spaz, it's not that big of a deal!
by Bob November 13, 2003
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people who do really goofy things when they don't mean to
bumping in to the door when they thought it was closed....or throwing a shirt on someone by accident because the shirt was dirty..."omg yur such a spaz"
by georgeleon January 16, 2008
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