lip

Either of two fleshy folds that surround the opening of the mouth.

A structure or part that encircles or bounds an orifice, as.

A labium.

The margin of flesh around a wound.

Either of the margins of the aperture of a gastropod shell.

A rim, as of a vessel, bell, or crater.

One of the two divisions of a bilabiate corolla or calyx, as in the snapdragon, or the modified median petal of an orchid flower.

The tip of a pouring spout, as on a pitcher.

Insolent talk.