Sauce is used to describe someone who has a style, confidence and attraction about them. Usually someone who is well-dressed, fashionable, and has an aura about them. swagger style

mainly canadian slang meaning pass or throw.

a word used by a person when they do not know what word they should use.

Being flirtatious, talking with people of the opposite sex seductively

I don't know what you crazy cats are talking about with all this intercourse and hard liquor.

Sauce is a way to add zest to a topic of conversation, as it does with food.

But also, much like tobasco sauce, you can have too much of it.
This refers to being overly enthusiastic, sappy, or generally obnoxious about something. Tends to frighten people.

to drink alcohol or to get wasted. also used as sauce, sauced, and saucey.

A Suffix adding emphasis.