Tugboat Share definition Flag Someone who smokes so slowly that their cig keeps going out. Affectionately referred to as a tugger. Doug - "yo can I borrow your lighter?" Harry - "again? Jesus Doug you're such a tugboat" Tugboat by MrGreedy April 18, 2019 0 0 Get merch Get the Tugboat mug. Buy Now — $32.95 See more merch