What is the meaning of Blip?

A small dot registered on electronic equipment, such as a radar or oscilloscope screen.

A short sound of a single pitch, usually electronically generated.

A brief and usually minor aberration or deviation from what is expected or normal.

An individual message or document in the Google Wave software framework.

To make a short beep sound.

To change state abruptly, such as between off and on or dark and light, sometimes implying motion.

Synonym of bleep (to replace offending words in a broadcast recording with a tone)

To apply the throttle briefly when downshifting, to provide a smoother gear transition and prevent wheelspin.

Source: wiktionary.org