travel poo Share definition Flag The poop you take after a long day of traveling, and having not pooped all day. Yikes, don't go in the hotel bathroom for at least an hour! I ate fast food and traveled all day, and my travel poo stinks to high heaven. travel poo by phat_cartman February 9, 2010 0 0 Get merch Get the travel poo mug. Buy Now — $32.95 See more merch