He could see that the moving man had a one-track mind.
I think she was perfectly happy, sticking with a one-track mind to the problem at hand.
He had a one-track mind, and the track was already occupied.
If I can get your one-track minds off girls for a moment, though, let me tell you something about the place.
The sergeant, though, seemed to have a one-track military mind.
The kid had a one-track mind, that was for sure.
Washington has neighborhoods but is a city with a one-track mind.
Her sister, Jenny thought, had a one-track mind and didn't have a whole lot of imagination.
The major had strong opinions and what seemed to be a one-track mind.
His one-track mind was making a much more specific charge.
Idiome