be all smiles

be all smiles

To be visibly happy or cheerful (sometimes to hide inner turmoil). When I saw Allison today, she was all smiles. I had no idea that her grandmother died. My sweet little daughter has the best disposition—she's all smiles all the time!
See also: all, smile
Farlex Dictionary of Idioms.

be all ˈsmiles

be very happy and smiling, especially after feeling sad or worried about something: He was really depressed about the business last week, but he’s all smiles now. A very big order has just come in.
See also: all, smile
Farlex Partner Idioms Dictionary
See also:
  • all smiles
  • die
  • die laughing
  • have the cockroach
  • sunny side
  • the sunny side
  • twinkly-eyed
  • in good spirits
  • anger
  • blanch with (an emotion)