Definitionone and only :
2. A steady sweetheart. Usually preceded by: the or my.
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's everything; one's own; one's weekness; pet; precious; pulse accelerator; pulse upperer; soft spot; steady (date); sweetheart; sweetie; sweetie pie; truelove (true love); turtledove.