noun

1. A sparkle or glimmer of light

2. A sparkle of delight in the eyes.

   “He was a rotund, jolly man with a twinkle in his eye.”

3. A flitting movement

verb

1. (of a source of light) to shine with a flickering light; to glimmer

   “We could see the lights of the village twinkling in the distance.”

2. (chiefly of eyes) to be bright with delight

   “His shrewd little eyes twinkled roguishly.”

3. To bat, blink or wink the eyes

Synonyms: glimmer, scintillate, sparkle, wink