have a cow

US /hæv ə kaʊ/
UK /hæv ə kaʊ/
"have a cow" picture
1.

大发雷霆, 大发脾气, 大吵大闹

to become very angry, upset, or agitated about something, often over a minor issue

:
Don't have a cow just because I'm five minutes late.
别因为我迟到五分钟就大发雷霆
My mom is going to have a cow when she sees this mess.
我妈妈看到这个烂摊子会大发脾气的。