1) that extra layer of bullshit piled on top of an already bad day or incident that pushes it over the top.

2) the first shit taken after receiving anal.
1) Well, that’s the fuck you sauce I needed on this shit sundae

2) I think I just lost 10lbs of your fuck you sauce!
by EggShens6DemonBag November 10, 2021
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The sauce you deposite on your partners back or face while finishing the act of love making .
I woke up with psychos thank you sauce all over my face ....
by Themaxx64 January 19, 2018
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A variant of "you know the score"; that is, an acknowledgement that one is aware of a meaning or perception beyond that which is immediately discernable.
"...and then with regard to these new upcharges that they claim are for a good cause—well, you know the sauce that goes on it!"
by Matthew Rotch May 26, 2023
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