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one-track

American  
[wuhn-trak] / ˈwʌnˌtræk /

adjective

  1. having only one track.

  2. unable or unwilling to cope with more than one idea, action, etc., at a time; narrow.

    a one-track mind.


one-track British  

adjective

  1. informal obsessed with one idea, subject, etc

  2. having or consisting of a single track

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of one-track

First recorded in 1925–30

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Meta’s one-track business makes finding new AI revenue streams all the more difficult.

From The Wall Street Journal Jun. 11, 2026

The US has already started to change its stance on Somaliland, moving away from its Mogadishu-focused approach, known as the "one-track" Somalia policy.

From BBC Jan. 15, 2025

“Zana definitely helps me be a little less one-track mind and enjoy what just happened,” he says.

From Los Angeles Times Sep. 10, 2024

The on-again-off-again relationship opens up Miranda's one-track mind.

From Salon Apr. 23, 2024

“You have a one-track mind, you know that?”

From "Caterpillar Summer" by Gillian McDunn

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