v.
  - shine brightly, especially with reflected light.
 - (of an emotion) be expressed by a person's eyes.
 
n.
  - a faint or brief light.
 - a brief or faint instance of a quality or emotion.
 
 
  Phrase
  
    
      - a gleam in someone's eye
 see eye. 
    
   
  Derivative
  
    - gleaming adj.
  - gleamingly adv.
  - gleamy adj. (archaic).
 
   
  Etymology
  OE glæm ‘brilliant light’, of Gmc origin.