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Definition of about-turn noun from the Oxford Advanced Learner's Dictionary

about-turn

noun
 
/əˌbaʊt ˈtɜːn/
 
/əˌbaʊt ˈtɜːrn/
(British English)
(also about-face North American English, British English)
[singular]
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  1. a complete change of opinion, plan or behaviour
    • The government did an about-turn over nuclear energy.
    Topics Opinion and argumentc2
    Word Originlate 19th cent. (originally as a military command): shortening of right about turn.
trait
noun
 
 
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