Definitionslove and affection.
Synonyms: apple of one's eye; beloved; boyfriend; dear; dear one; darling; dearest; favorite; flame; girlfriend; heart's desire; heartthrob; honey; inamorata; inamorato; ladylove; light-of-love; light of one's life; light of one's eyes; love of one's life; loved one; lovee; lover; object of one's affection; object of all of one's affection; one and only; one's everything; one's own; one's onliest, one's weekness; onliest one; pet; precious; pulse accelerator; pulse upperer; soft spot; steady (date); suitor; sweetheart; sweetie; sweetie pie; sweets; truelove (true love); turtledove; valentine; wooer.
(1) Lou (Lou Costello) in One Night in the Tropics (1940): ' A husband is what's left of a sweetheart after the nerve has been killed.'
(2) Allan (Woody Allen) with a Humphrey Bogart accent in Play It again, Sam (1972): ' Sorry I had to slap you around, sweetheart, but you got hysterical when I said no more.'
3. A person who is well liked or loved; a dearly loved person; a likable or lovable person.
5. Something dear, very agreable, excellent. ' A sweetheart of a...'
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