Meaning of “blip” - Learner’s Dictionary

blip

noun [ C ] uk us /blɪp/
CHANGE

a small, temporary, and usually negative change from what usually happens:

The rise in unemployment may just be a blip.
SOUND/LIGHT

a small spot of light on an electronic screen, sometimes with a short, high sound

(Definition of “blip” from the Cambridge Learner’s Dictionary © Cambridge University Press)