|Origin:||Probably from a Scandinavian language|
smile1 S3 W1
to make your mouth curve upwards, in order to be friendly or because you are happy or amused
Susan smiled at him and waved.
She had to smile at his enthusiasm (=she was amused by it).
He was smiling broadly now.
her smiling face
I haven't had much to smile about lately.
smile to yourself! You smile at someone. Do not say 'smile to someone'.
Mark read the message and smiled to himself (=smiled or felt pleased).
to say or express something with a smile:
'It's good to have you back,' she smiled.
3 especially literary
if fortune, the gods etc smile on you, you have good luck