'glaze over' definitions:
Definition of 'glaze over'
(from WordNet)
verb
Become glassy; lose clear vision; "Her eyes glazed over from lack of sleep" [syn: film over, glaze over, blur]
verb
Become glassy or take on a glass-like appearance; "Her eyes glaze over when she is bored" [syn: glaze, glass, glass over, glaze over]