wrongheaded

or wrong-head·ed

[ rawng-hed-id, rong- ]
/ ˈrɔŋˈhɛd ɪd, ˈrɒŋ- /

adjective

wrong in judgment or opinion; misguided and stubborn; perverse.

Origin of wrongheaded

First recorded in 1725–35; wrong + headed
Related formswrong·head·ed·ly, adverbwrong·head·ed·ness, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for wrong-headed

British Dictionary definitions for wrong-headed

wrong-headed


adjective

constantly wrong in judgment
foolishly stubborn; obstinate
Derived Formswrong-headedly, adverbwrong-headedness, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012