To talk that sly shit means to talk shit about someone, without them knowing.
(Sneak dissing, shit talking, talking shit)
(Sneak dissing, shit talking, talking shit)
by Fuckyou11111111111 February 28, 2018
Get the talking that sly shitmug. by RoMed_Steph February 29, 2020
Get the Talk Shittingmug. 