sarah was quite embarrassed when her butt suck fell out of her pant leg in line at the grocery store
the insertion of toilet paper or a sock between ones buttcheeks to prevent and absorb excess moisture and/or leakage from ones anus and/or vagina
"sarah was quite embarrassed when her butt suck fell out of her pant leg in line at the grocery store" What is the definition of "butt suck"?