hot on

idiom

Definition of hot on

informal
: strongly favoring or liking (something) The company president is very hot on the idea of developing new products.

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hot number

hot on

hot on the trail of

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Cite this Entry

“Hot on.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hot%20on. Accessed 29 Jan. 2022.

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