ga vroom vroom - A word that people use to sound like they know what they’re

A word that people use to sound like they know what they’re talking about, but really they just copied it from a movie.

'I said ga vroom vroom in a group chat and no one got it.'

'He used ga vroom vroom in a video and it was fake.'

'She said ga vroom vroom in a story and it was boring.'