ALL meanings of singletrack
sin·gle-track
S s - adjective singletrack (of a railroad or section of a railroad's route) having but one set of tracks, so that trains going in opposite directions must be scheduled to meet only at points where there are sidings. 1
- adjective singletrack having a narrow scope; one-track: He has a single-track mind. 1
- noun singletrack an off-road trail used by cyclists, wide enough for only one bicycle at a time 0