smile

noun3

1. •
   a look on the face in which the ends of the mouth go up, often showing that someone is happy

   • She's got a perfect smile.
   • He has a sinister smile.
2. •
   (figurative) Favour; propitious regard.
3. •
   (slang, old-fashioned) A drink bought by one person for another.

verb6

1. •
   To have (a smile) on one's face.

   • When you smile, the whole world smiles with you.
   • I don't know what he's smiling about.
2. •
   To express amusement, pleasure, or love and kindness.

   • When last I saw thy young blue eyes, they smiled. — 1816
3. •
   To be propitious or favourable; to countenance.

   • The gods smiled on his labours.
4. •
   To express by smiling.

   • Mr Carlyle smiled his indulgence privately. "My dear chap, you mustn't let your retentive memory of obscure happenings run away with you," he remarked wisely. — 1914
5. •
   To look cheerful and joyous; to have an appearance suited to excite joy.

   • The sun smiled down from a clear summer sky.
6. •
   Of ackee fruit: to open fully, indicating that it is no longer toxic, and ready to be picked.

   • The fruit looks a bit like a large pink mango or guava, until it has ripened. Then it “smiles,” bursting open, exposing yellow meat with black seeds. — 2003

noun1

1. •
   Abbreviation of small incision lenticule extraction: corrective eye surgery in which a femtosecond laser photodisrupts ("carves") a lenticule of tissue within the corneal stroma that is then extracted through a small arc-shaped incision in the side of the cornea.