Dictionary
ga•ga
Pronunciation: (gä'gä"), [key]—
adj. Informal.
1. excessively and foolishly enthusiastic:
The public went gaga over the new fashions.
2. ardently fond; infatuated:
He's gaga over the new girl in class.
3. demented; crazy; dotty.
Also,ga'-ga".Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.