a portmanteau from the combination of the words slut and sauce; a derogative term used to describe an anthropomorphized sauce or condiment whose actions, fashion, and personality are equivalent to a prostitute.
Ketchup: "Hey mayonnaise, have you heard about béchamel sauce at the sauce club?"
Mayonnaise: "Oh my god, yes. She is such a slause."
Ketchup: "I know, right??"
by Qwertoons May 5, 2021
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