One-Tack Mind " G# R' O% v: X! I9 l* }4 b ) k' f0 T' k8 J1 m2 _7 KMeaning: Tendency to think about only one subject % U" T9 M( }0 ]9 U( @/ U. E! g- I+ \5 q9 H6 f
Example0 d) ^; e; w3 s
! h; F/ |# A) p$ E: z: f [$ wMy son has a one -track mind these days. He thinks only about cars.