1 general:: Phrase(s): smile (up)on someone or something to bestow approval on someone or something. (Upon is formal and less commonly used than on.) • Fate has smiled upon me at last! • I wish good luck would smile on me., Phrase(s): smile on someone or something to be favorable to someone or something. • Fate smiled on me and I got the job. • Lady luck smiled on our venture and we made a profit.
McGrawhill's American Idioms And Phrasal Verbs
2 general:: Look with favor or approval on, as in The current administration smiles on anyone who gives it helpful publicity. [c. 1400]
American Heritage Idioms