one-track mind

Pronunciation

• (UK) IPA ^(key): /wun-track,mynd/
• (US) IPA ^(key): /ˌwʌn.trækˈmaɪnd/

• Audio (AU)

  (file)

• Hyphenation: one‧track‧mind

Expression

Expression one-track mind

1. (idiomatic) To have a one-track mind about something means to be solely and excessively preoccupied with thoughts about only one thing.