What is the meaning of Glitch?

A problem affecting function.

An unexpected behavior in an electrical signal, especially if the signal spontaneously returns to expected behavior after a period of time.

A bug or an exploit.

A genre of experimental electronic music since the 1990s, characterized by a deliberate use of sonic artifacts that would normally be viewed as unwanted noise.

A sudden increase in the rotational frequency of a pulsar.

To experience an unexpected, typically intermittent malfunction.

To perform an exploit or recreate a bug while playing a video game.

glitch

glitch

Source: wiktionary.org