i hate brown crayon, it's always takes more wipes to clean with brown crayon streaks
when one wipes his/her butt after defecating, takes a peak at the toilet paper right after, and the streak or smudge resembles that of a brown crayon on white paper
"i hate brown crayon, it's always takes more wipes to clean with brown crayon streaks" What is the definition of "brown crayon"?