The term EMU is an acronym for 'Insurance Ad Bird'. It is a type of advertising campaign that uses a bird as the mascot to promote insurance products. The mascot is usually an EMU, which is a large flightless bird native to Australia. The mascot is used to create a memorable and recognizable image that will help people remember the insurance company and its products. The use of an EMU as a mascot also helps to create a sense of trust and reliability in the company.