"Let's hire it up." Add spice or other flavoring to stew, etc. Georgia.
"He's got more money (or whatever) than a carter's got oats." Old Georgia. Carter = wagoneer or trucker.

Catercorner. In a diagonal or oblique position. Very old word, originated in England. Wide use in the U. S.; not a colloquialism (See Oxford English Dictionary and Webster's Collegiate); English usage from 1577, as Cater where it also appears as Catercross and Caterways.