from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A person who lacks brains; an idiot.

from the GNU version of the Collaborative International Dictionary of English

  • n. One who is deficient in understanding; a witless person.

from The Century Dictionary and Cyclopedia

  • n. One who lacks brains, or is deficient in understanding.


lack brain (Wiktionary)


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