a card sent, often anonymously, on St Valentine's Day, 14 February, to a person one loves or is attracted to 情人节卡 ■a person to whom one sends such a card or whom one asks to be one's sweetheart 情人节卡对象;心目中的情人
Valentine cards first appeared in the 18th century and were made by the sender. In the 19th century shop-made valentines were first produced and became increasingly elaborate, adorned with lace, real flowers, feathers, and moss; their dispatch was aided by the introduction of the penny post
语源
late Middle English (denoting a person chosen (sometimes by lot) as a sweetheart or special friend): from Old French Valentin, from Latin Valentinus