Blip/blɪp/ Definition 1 of 4Pro Tip 1/3Movement Indicator In technical contexts, 'blip' often refers to an object's movement on a monitoring device. The air traffic controller noticed a blip moving rapidly. Pro Tip 2/3Electronic Devices 'Blip' is mostly used in the context of electronic screens or monitors. Watch the screen for any blips that indicate submarines. Pro Tip 3/3Radar Commonality 'Blip' is commonly associated with radar screens in movies and TV shows. The pilot was tracking a blip on the radar that suddenly vanished.