Literally, a quarter-inch. Something small and insignificant or dull and unimportant.

When someone tries to hard to be funny; when someone roasts you

Quinch, or Quinching, is when a female is about to Quiff (fart out of her vagina) but pinches it, or stops it, from coming out by contracting her vaginal cavity with such intense force an actual diamond could be made by sticking a piece of coal into it mid quinch. Also usually met with an intense or ridiculous facial expression

One quinch is roughly equivalent to six earthly inches. The term was created to determine measurable snowfalls.

mispronunciation of the word "quench"

A gay man who has never experienced a woman, not even once. A pure bred homosexual.

A female bodily reaction: to quinch is when you queef when someone surprise pinches you.