Cat's Fur To Make Kitten's Britches 

1. A U.S. Southern pun which means "Don't question me. Do what I say and use proper English."

Papa: Eat your food.

Eric: What fer?

Papa: Cat's fur to make kitten's britches. That's what fer!

Cat's Fur To Make Kitten's Britches by InfamousSulla July 2, 2010

Cat's Fur To Make Kitten's Britches 

1. Whatever you want it to mean
2. Pointlessness.

Papa: Eat your food.
Eric: Why?
Papa: Cat's fur to make Kitten's britches, that's why!

Cat's Fur To Make Kitten's Britches by Eric A. S. September 7, 2005