Merriam-Webster's Collegiate® Dictionary, 11th Edition
SAUCE
I. noun see: salt
Date: 14th century
a condiment or relish for food, something that adds zest or piquancy, stewed fruit eaten with other food or as a dessert, pert or impudent language or actions, liquor ,
II. transitive verb (sauced; saucing)
Date: 15th century
1. to dress with relish or seasoning, to cover or serve with a sauce,
2. to modify the harsh or unpleasant characteristics of, to give zest or piquancy to, to be rude or impudent to