›someone you love or would like to have a romantic relationship with: The message on the card said 'Be my Valentine'.Romantic and sexual partners›(alsovalentine card)a decorative card that you send, usually without your name on it, on 14 February (Valentine's Day) to someone you love: Did you get any valentines?Most of the valentine cards either had hearts on them or were very rude.Letters, notes and cardsPaper and stationery