noun

1. A brief look, glance, or peek.

   “I only got a glimpse of the car, so I can tell you the colour but not the registration number.”

2. A sudden flash.

3. A faint idea; an inkling.

verb

1. To see or view briefly or incompletely.

   “I have only begun to glimpse the magnitude of the problem.”

2. To appear by glimpses.

Synonyms: catch sight of, detect, espy, notice, perceive, spot