n. 1 a lover or darling. 2 a term of endearment (esp. as a form of address). sweetheart agreement (or deal) colloq. an industrial agreement reached privately by employers and trade unions in their own interests.
SWEETHEART
Meaning of SWEETHEART in English
Concise Oxford English dictionary. Краткий оксфордский словарь английского языка. 2012