Boyfriend

A boyfriend is a man who is a friend or acquaintance to the speaker, often specifying a regular male companion with whom a person is platonically, romantically or sexually involved.^[1]

A boyfriend can also be called an admirer, beau, suitor and sweetheart.^[2] The analogous term for women is "girlfriend".

^ Compact Oxford English Dictionary of Current English , published 23 June 2005, University of Oxford, ISBN 978-0-19-861022-9 edition
^ Thesaurus.com. "Boyfriend". Retrieved 6 May 2012.