When you just can't leaf well enough alone.
Bushwack: To travel off the main trail.
Bushwhack: Hiking where there is no trail, or no marked trail.
Bushwhack: Off-trail hiking originally where the going was difficult, but now meaning any off-trail travel regardless of whether the going is difficult.
Bushwhack: Off-trail travel through brush or where no cleared path exists and hikers have to force their way.
Bushwhacking: Going off the trail to take a shortcut, create a trail, or to look for something.
Bushwhacking: Leaving the established trail to hike or explore without becoming a victim.
Bushwhacking: Traveling through forest or woods without an established trail or possibly any markings, by dead reckoning or by following by using a compass and topographic map.
Etc. Bushwhacker