"Track mind" is a phrase that is used to describe someone who is focused and concentrated on one specific thing or task. It means their mind is like a track, moving in a straight and determined direction without getting distracted. Full definition
Many people have a one - track mind when it comes to balance transfer credit cards: Get the lowest interest rate possible for the longest period of time. (cardratings.com)
(spark plug 1 tracked mind scorer).. (sbnation.com)
I describe myself as a one track minded type guy I set mind to it and it will get done. (animeloversdating.com)