top dog

noun

Definition of top dog

  1. :  a person, group, or thing in a position of authority especially through victory in a hard-fought competition

1900

First Known Use of top dog

1900


TOP DOG Defined for English Language Learners

top dog

noun

Definition of top dog for English Language Learners

  • : a person or group that has the most power or success


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WORD OF THE DAY

of, relating to, or resembling a fox

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