IG Cmu is a term used to refer to the social media platform, Instagram. Its unique spelling is based on the phonetic transcription of the word "Instagram" in American English. The first two letters "IG" stand for Instagram, while "Cmu" is an abbreviation for Carnegie Mellon University. The correct phonetic transcription of IG Cmu is /ˈɪn.stə.ɡræm ˈkɑr.nə.ɡi ˈmɛl.ən juː.nəˈvɜr.sə.ti/. This term is commonly used by students and alumni of Carnegie Mellon University on their Instagram profiles.