眉開眼笑

眉开眼笑
méikāiyǎnxiào
  1. brows raised in delight, eyes laughing (idiom); beaming with joy
  2. all smiles

CEDICT

Entry Composition

1 眉 méi
  1. eyebrow
  2. upper margin
2 開眼 kāiyǎn
  1. to open one's eyes
  2. to widen one's horizons
=3 笑 xiào old variant of 笑 xiào
=3 笑 xiào
  1. to laugh; to smile
  2. to laugh at