Definition of "philter" [phil•ter]

• A love potion. (noun)
• A magic potion or charm. (noun)
• To enchant with or as if with a philter. (verb-transitive)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "And, perchance still failing, then might I expect the common bravo's steel in my back or the common poisoner's philter in my wine, my meat, or bread."
• "Past sand-colored mosques and beneath the mullioned windows I comb the streets looking for any evidence of a crocodile, but come up with nothing, save a popular extract of crocodile, a philter ointment whose label says, "For you and your happiness.""
• "He half walked, half carried the asura back up the hill, where he dug through his pack filled with waxed-paper wrappings, finally producing a reddish philter."