To scent; render odorous or fragrant: as, to perfume an apartment; to perfume a garment.n. A substance that emits a scent or odor which affects the organs of smell agreeably.n. The scent, odor, or volatile particles emitted from odorous substances, especially those that are sweet-smelling.n. Synonyms Fragrance, Aroma, etc. (see smell, n.), balminess, redolence, incense.Literally, to impregnate with the fumes or smoke of some burning object; fumigate, as with a disinfectant.