S.L.A.P Share definition Flag SoundsLike A PlanFrom Deon Coles Netflix stand up comedy special. An acronym his gay cousin uses. Brock: "Yo you tryna go grab a 420 pack of slim Jim's at the corner store?" Zach: "Ayyy S.L.A.P bro, I'm down" S.L.A.P by FryradDarad January 10, 2020 Get the S.L.A.P mug.