brainish
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brain·ish
(brā′nĭsh)adj. Archaic
Headstrong; impetuous.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
brainish
(ˈbreɪnɪʃ)adj
archaic impulsive or impetuous
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
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Adj. | 1. | brainish - characterized by undue haste and lack of thought or deliberation; "a hotheaded decision"; "liable to such impulsive acts as hugging strangers"; "an impetuous display of spending and gambling"; "madcap escapades"; (`brainish' is archaic) archaicism, archaism - the use of an archaic expression incautious - lacking in caution; "an incautious remark"; "incautious talk" |
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