That smiles or has a smile.

The action of the verb to smile.

present participle of smile

plural of smiling

(slang) A vulva.

A facial scar received from being cut on the edge of the mouth, resembling an extended smile.

plural of Glasgow smile

plural of vertical smile

A smile involving contraction of both the zygomatic major muscle (which raises the corners of the mouth) and the orbicularis oculi (which raises the cheeks and forms crow's feet around the eyes).

(idiomatic) To smile, especially while attempting not to. / (idiomatic) To begin to smile.