Definition of lily noun from the Oxford Advanced Learner's Dictionary

 

lily

 noun
noun
BrE BrE//ˈlɪli//
 
; NAmE NAmE//ˈlɪli//
 
(pl. lilies)
 
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  • a large white or brightly coloured flower with petals that curl back from the centre. There are many types of lily. tiger lilies see also water lily
  • Word Origin Old English lilie, from Latin lilium, from Greek leirion.Idioms to spoil something that is already good or beautiful by trying to improve it Some people add a little brandy to the recipe but I feel this is gilding the lily.
    See the Oxford Advanced American Dictionary entry: lily