madbrain

noun

Definition of madbrain

 (Entry 1 of 2)

archaic
: one who is mad-brained

madbrain

adjective

Definition of madbrain (Entry 2 of 2)

obsolete

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History and Etymology for madbrain

Noun

mad entry 1 + brain

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Cite this Entry

“Madbrain.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/madbrain. Accessed 24 Jan. 2021.

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