- a road or railroad following a zigzag course up a steep grade
- Brit. roller coaster
- a. A sharp bend in a road or trail on a steep incline.b. A point on a mountain railway where trains reverse direction to continue obliquely up or down a slope without turning.c. A road, trail, or railway that has such bends or points in it.d. A section of such a road, trail, or railroad, extending in a nearly opposite direction to the section coming before or after it.
- Chiefly British A roller coaster.
intransitive verbswitch·backed, switch·back·ing, switch·backs
(third-person singular simple present switchbacks, present participle switchbacking, simple past and past participle switchbacked)
- (of a path etc) To zigzag.