blink >> /blɪŋk/
Definition: [intransitive verb] Shut and open the eyes quickly.
Example: he blinked his eyes nervously
Definition: [intransitive verb] (of a light or light source) shine intermittently or unsteadily.
Example: the icon for his email was blinking
Definition: [noun] An act of shutting and opening the eyes quickly.
Example: he was observing her every blink
Definition: [noun] A momentary gleam of light.
Example: out on the marshes there was a blink of light