Definition of "lily"

Any of several flowers in the genus Lilium of the family Liliaceae, which includes a great many ornamental species.  examples

Any of several species of herbaceous flower which may or may not resemble the genus Lilium in some way, and which are not closely related to it or each other.  examples

(heraldry) The flower used as a heraldic charge; also commonly used to describe the fleur-de-lis.  examples

The end of a compass needle that should point north, traditionally often ornamented with the figure of a lily or fleur-de-lis.  quotations  examples

(card games, usually in the plural) A royal spade in auction bridge.  examples

(cartomancy) The thirtieth Lenormand card, representing calmness and maturity.  examples

(slang, derogatory) White (as a racial epithet).  quotations