sidetrack Syllabification: (side·track)Pronunciation: /ˈsīdˌtrak/Translate sidetrack | into French | into German | into Italian | into Spanish Definition of sidetrack verb [with object] (usually be/get sidetracked) 1cause (someone) to be distracted from an immediate or important issue:he does not let himself get sidetracked by fads and trends divert (a project or debate) away from a central issue or previously determined plan:the effort at reform has been sidetracked for years 2chiefly North American direct (a train) onto a branch line or siding. divert (a well or borehole) to reach a productive deposit or to avoid an obstruction. noun a minor path or track. chiefly North American a railroad branch line or siding. a well or borehole that runs partly to one side of the original line of drilling. sidetrack in other Oxford dictionaries Definition of sidetrack in the British & World English dictionary