[noun] [C] [esp. US] [informal] - any man, or one who comes from a city and dresses stylishlyThere were some cool dudes (= stylish men) in sunglasses standing about.It's a school where pupils greet their teachers with 'Hey dude'. [as form of address]In the US, a dude ranch is a holiday farm that offers activities such as riding horses and camping.
DUDE
Meaning of DUDE in English
Cambridge English vocab. Кембриджский английский словарь. 2012