gaga
adjective /ˈɡɑːɡɑː/
/ˈɡɑːɡɑː/
[not usually before noun] (informal)- (offensive) confused and not able to think clearly, especially because you are old
- He has gone completely gaga.
- He went a bit gaga after the accident.
- She seems to think we’re all gaga.
- slightly crazy because you are very excited about somebody/something, or very much in love
- The fans went totally gaga over the band.
Word Originearly 20th cent.: from French, ‘senile, a senile person’, reduplication based on gâteux, variant of gâteur, hospital slang in the sense ‘bed-wetter’.