Turnip Tugboat Share definition Flag Fellating a hard turd stuck halfway out of your lover's anus. Heather enjoyed a delicious turnip tugboat the day after her boyfriend ate a large brick of cheddar. Turnip Tugboat by Ruby Taco April 18, 2018 0 0 Get merch Get the Turnip Tugboat mug. Buy Now — $32.95 See more merch