gaga

形容词 gaga:

1. mentally or physically infirm with age
   同义词：doddering, doddery, senile
2. marked by foolish or unreasoning fondness
   同义词：crazy, dotty, enamored, infatuated, in love, smitten, soft on, taken with

1. She is gaga about jazz.
   她对爵士乐着了迷。
2. He has gone quite gaga.
   他有点儿老糊涂了。

ga.ga

adj.Informal （形容词）【非正式用语】
Silly; crazy.
傻的；疯癫的
Completely absorbed, infatuated, or excited:
狂热的：极为专注的、着迷的或狂热的：
例句：
They were gaga over the rock group`s new album.
他们对滚石乐队的新专辑迷得发狂

Senile; doddering.
年老糊涂的；迟钝的

来源：
French [old fool, gaga]
法语 [老糊涂，疯子]
[of imitative origin]
[源于模仿]