1 [intransitive] also glaze over
if your eyes glaze over, they show no expression, usually because you are very bored or tired:
Sometimes his eyes would glaze over for a second or two.
to cover plates, cups etc made of clay with a thin liquid that gives them a shiny surface
to cover food with a liquid which gives it an attractive shiny surface:
Glaze the rolls with egg-white.
to fit glass into window frames in a house, door etc