Definition of LIP

noun : LIP

Source: WordNet 3.1

  • 1. (

    ) either of two fleshy folds of tissue that surround the mouth and play a role in speaking ;

  • 2. (

    ) (botany) either of the two parts of a bilabiate corolla or calyx ;

  • 5. (

    ) either the outer margin or the inner margin of the aperture of a gastropod's shell ;


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