lip - noun

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

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

an impudent or insolent rejoinder

the top edge of a vessel or other container

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

lip - thesaurus

backtalk   brim   mouth   rim   sass   sassing