mad keen on

phrase

British
: very excited about and interested in (something)
He's mad keen on golf.

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Madisonian
mad keen on
madling
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Cite this Entry

“Mad keen on.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mad%20keen%20on. Accessed 11 Mar. 2026.

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