Noun. 1. A man. E.g."This chap came up to me and told me to shut my mouth." {Informal} 2. A form of address. Usually associated with the speech of the upper classes. E.g."I say old chap, fancy joining us for a gin and tonic?" {Informal}
CHAP
Meaning of CHAP in English
Slang English vocab. Английский сленговый словарь. 2012