Layin Tha Shii TF Down

-to be good at satisfying a woman sexually
-could include intercourse or other means
-screaming through the walls
-given some act right, now she acting right

Me: "I swear to god i "layed tha shii down last night"
Bae: "You gon lay that shii down again?"
Layin Tha Shii TF Down: gave her/him plessure that he/she needed