Dictionary
hy•per
Pronunciation: (hī'pur), [key] Informal.
—
adj.
1. overexcited; overstimulated; keyed up.
2. seriously or obsessively concerned; fanatical; rabid:
She's hyper about noise pollution.
3. hyperactive.
—
n.
a person who is hyper.
hy•per
Pronunciation: (hī'pur), [key]—
n. Informal.
a person who promotes or publicizes events, people, etc., esp. one who uses flamboyant or questionable methods; promoter; publicist.
hyper-
a prefix appearing in loanwords from Greek, where it meant “over,” usually implying excess or exaggeration (
hyperbole); on this model used, especially as opposed to
hypo-, in the formation of compound words (
hyperthyroid). Cf.
super-.Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.