Male Vocalist

a male is very “vocal” during sex, including but not limited to, by moaning and whimpering; can also be shortened to just vocalist

Jane: How was your night?
Ruby: It was great. He was such a male vocalist.

Male Vocalist Group

(1)A alternative way to say a boy band which is more detailed respectful and classy
(2) A term that was coined by the Backstreet Boys in order for people to stop calling them a boy band and gain more respect in the record industry

The Backstreet Boys are not a boy band they're 40 years old you went call Boyz II Men A boy band the correct term is a male vocalist group