Hiking. /hīk-ing/ v.intr. Definition- 1.Getting drunk in the woods. Have a glass of wine, a can of beer, or a shot of whiskey on a hike with this honest and funny hiking definition shirt which could make a great addition to your survival kit in your camping gear! Nature is grand sober but it's even better after a beer or two. Just be sure to drink responsibly and remember that hugging bears can only end poorly.