Definition of sidetrack :
1. Hence, fig., to divert or reduce to a position or condition that is relatively secondary or subordinate in activity, importance, effectiveness, or the like; to switch off; to turn aside, as from a purpose.
2. To transfer to a siding from a main line of track.
start, diverge, track, leave, set off, quit, take off, put off, deviate, detain, start out, straggle, prolong the agony, connection, sprawl, baggage room, take leave, branch line, rig, keep someone waiting, cutting, set forth, pull up stakes, vary, artery, shut, part, siding, set back, path, go, extension, turnout, depart, digress, feeder, stray, go away, buffer, divagate, delay, getup, outturn, keep, stall, wander, output, the Channel Tunnel, set out, railroad siding, widening, outfit, hold up
- It's because he doesn't want anything to sidetrack him. - "Gargoyles", Ben Hecht.
- Long strings of flat cars cumbered the trebled sidetrack, rows of huts had risen as by magic, and two big locomotives moved ceaselessly to and fro. - "The Mistress of Bonaventure", Harold Bindloss.
- A freight locomotive was just hauling a long string of wheat cars out of a sidetrack. - "Masters of the Wheat-Lands", Harold Bindloss.