love-philtre n a drink credited with magical power; can make the one who takes it love the one who gave it Usage(s) She confessed in court that her lover, Joseph Koery, seemed less fond of her than he had been; that she was going to use the body to compound a love-philtre. On shipboard, Tristan and Iseult accidentally drink a love-philtre. Synonym(s) philter philtre love-potion love-philter