Just launched! Learn slang while watching funny vids: urbandictionary.tv
1. Mierda Secas
An insulting term to MS -13 which means in Spanish "dry shit".
Fuck dem mierda secas.
buy mierda secas mugs & shirts
mierda ms 13.mara salvatrucha insult diss
by R3Y Loc May 11, 2008 share this add a video