You can sing the word instead, that's always more fun

https://youtu.be/O_Mc0z8tTCM

Full sayings:

• slim chance
• fat chance in hell

The "in hell" gets dropped from fat chance making the colloquialism confusing.

This is similar to the "blood is thicker than water" shortening of "the blood of the covenant is thicker than the water of the womb", people who have always heard the first one often use it as an argument for " family sticks together "; when the saying really means the bonds we form of our own choosing are stronger than any presumed by family.

Flammable and inflammable mean the same thing.

Literally means both literally and not literally.

Because fat chance is said sarcastically

fat chance is said sarcastically