have bats in the belfry
US /hæv bæts ɪn ðə ˈbɛl.fri/
UK /hæv bæts ɪn ðə ˈbɛl.fri/

1.
ada wayar putus, tidak siuman
to be eccentric or crazy
:
•
My old neighbor seems to have bats in the belfry; she talks to her garden gnomes.
Jiran lama saya nampaknya ada wayar putus; dia bercakap dengan patung kerdil tamannya.
•
I think he might have bats in the belfry, considering his strange theories about aliens.
Saya rasa dia mungkin ada wayar putus, memandangkan teori peliknya tentang makhluk asing.