stitched lips

having "stitched lips" means that won't tell on your affiliates for doing dirt
usually used within gangs or criminal organizations

"Stitched lip society"
"I kept em stitched lips bro"

by misfortune December 16, 2017

stitch lip

keeping your mouth shut no matter what

Don't tell the cops! Keep it stitch lip!

by PR0123 December 13, 2016