noun:
from spasm, or
spastic1) 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.