top dog
noun
: a person, group, or thing in a position of authority especially through victory in a hard-fought competition
Examples of top dog in a Sentence
Recent Examples on the Web
The Westminster Dog Show has crowned its next top dog,
On May 14, Sage the Miniature Poodle won Best in Show at the 148th Annual Westminster Kennel Club Dog Show Presented by Purina Pro Plan.
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Kelli Bender, Peoplemag, 15 May 2024
The runner-up, or Reserve Best in Show, for top dog was Mercedes, a 4-year-old German Shepherd from Bethesda, Maryland, and was handled by Kent Boyles, from Edgerton, Wisconsin.
—David Clarey, Journal Sentinel, 15 May 2024
See all Example Sentences for top dog 
Kelli Bender, Peoplemag, 15 May 2024
The runner-up, or Reserve Best in Show, for top dog was Mercedes, a 4-year-old German Shepherd from Bethesda, Maryland, and was handled by Kent Boyles, from Edgerton, Wisconsin.
—David Clarey, Journal Sentinel, 15 May 2024
See all Example Sentences for top dog
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'top dog.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
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“Top dog.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/top%20dog. Accessed 29 May. 2024.
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