butt lettuce Share definition Flag When you have not properly wiped yourself and leave bits of toliet paper stuck between your cheeks. Karolina needed to harvest her butt lettuce after a night of heavy drinking and poor personal hygiene. butt lettuce by Butts McCracken February 23, 2014 0 0 Get merch Get the butt lettuce mug. Buy Now — $32.95 See more merch