2007250 jmdict A [id=1971757]

イカれる；いかれる
[1][v1,vi]
  to become broken; to break down
[2][v1,vi]
  [note="usu. as イカれて（い）る"]
  to be crazy; to be nuts
[3][v1,vi]
  to be infatuated with
[4][v1,vi]
  to be outdone (by someone); to be beaten (in a contest)