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 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