Probably a derivation “plum” (for plime). Plime blank means to look or take after someone else. Ex: He looks plime blank like his daddy.
by DavidI October 7, 2021

A Blanket that has a odor or smell from constant years of usage with out being washed , many occasions the stank blank is a baby blanket or blanket from childhood.
"Hey yo Maddie you need to wash that fucking Stank Blank of yours"
Maddie- " don't you dare talk about my blanket like that".
Maddie- " don't you dare talk about my blanket like that".
by Hacydr February 13, 2025
