What does "hot pants" mean?

Very brief, tight shorts mainly worn by women and girls.

Hot pants

Common synonyms include: andromania, aphrodisia, biological urge, bodily appetite, carnal desire, concupiscence.

noun, slang

noun, slang ·Moderate ·College level

Noun

1
Very brief, tight shorts mainly worn by women and girls. plural, plural-only
"Her hot pants were so short, I could see her butt cheeks."
2
Someone (especially a woman) with a high sexual appetite. archaic
"‘That goddamned little hot pants!’ he shouted."
3
skin-tight very short pants worn by young women as an outer garment wordnet
4
A lustful attraction toward somebody. plural, plural-only, slang
"And if any fat little old lady with gray hair could have hot pants, she's got hot pants for you."
5
a state of sexual arousal wordnet

"Her hot pants were so short, I could see her butt cheeks."

From the 1970s.