The Collaborative International Dictionary of English v.0.48:
Smile \Smile\ (sm[imac]l), v. i. [imp. & p. p. Smiled
(sm[imac]ld); p. pr. & vb. n. Smiling.] [OE. smilen; akin
to Dan. smile, Sw. smila, MHG. smielen, smieren, L. mirari to
wonder at, Skr. smi to smile; and probably to E. smicker.
[root]173. Cf. Admire, Marvel, Smirk.]
1. To express amusement, pleasure, moderate joy, or love and
kindness, by the features of the face; to laugh silently.
He doth nothing but frown. . . . He hears merry
tales and smiles not. --Shak.
She smiled to see the doughty hero slain. --Pope.
When last I saw thy young blue eyes, they smiled.
2. To express slight contempt by a look implying sarcasm or
pity; to sneer.
'T was what I said to Craggs and Child,
Who praised my modesty, and smiled. --Pope.
3. To look gay and joyous; to have an appearance suited to
excite joy; as, smiling spring; smiling plenty.
The desert smiled,
And paradise was opened in the wild. --Pope.
4. To be propitious or favorable; to favor; to countenance;
-- often with on; as, to smile on one's labors.