What does "hissy fit" mean?

A childish display of anger or frustration; an overly dramatic tantrum.

What is a synonym for "hissy fit"?

Common synonyms include: tantrum, tantrums.

noun, slang

noun, slang ·Uncommon ·College level

Noun

1
A childish display of anger or frustration; an overly dramatic tantrum. informal
"As for me, I don't care anymore if my kid has a hissy fit in the junior department."

"As for me, I don't care anymore if my kid has a hissy fit in the junior department."

Clipping of histrionics.