( BrE ) ( NAmE turtle·neck ) noun
a high round collar made when the neck of a piece of clothing is folded over; a piece of clothing with a polo neck :
You can wear a polo neck with that jacket.
a polo-neck sweater
POLO NECK
Meaning of POLO NECK in English
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005