the unco guid(redirected from unco)
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the unco guidstrictly religious and moralistic people. Scottish, chiefly derogatory
Unco , a Scottish alteration of uncouth , means ‘remarkably or extremely’, while guid is the Scottish form of good . The expression comes from Robert Burns 's Address to the Unco Guid, or the Rigidly Righteous ( 1787 ), and it generally carries an implicit charge of hypocrisy.