verb

1‘the man's eyes did not blink’

SYNONYMS

shut and open, flutter, flicker, wink, bat

technical nictitate, nictate

2‘several red lights on the control panel had begun to blink’

SYNONYMS

flash, flicker, twinkle, waver, wink, scintillate, glint, glimmer, glitter

3‘no one even blinks at the ‘waitresses’ in drag’

SYNONYMS

be surprised, look twice, be startled, be shocked

informal boggle