" Go ape shit "
Become excessively agitated and excited.
John had been promised the job. He went ape shit when he found out it went to one of his subordinates.
Where did it originate?:
Originally USA (as 'go ape'). Britain
, 1950s (as 'go ape shit'). Derived from the habit of apes of throwing faeces at adversaries when agitated.
Where is it used?:
Worldwide, but not in polite company.
Hear the idiom spoken: