Mecrofom is a misspelling of Microphone, first shown on Roomie Official's "I Wrote a Song Using Only Hate Comments".
It has no known uses other than being a misspelling
Random Pleb: "I heard you became a memologist, congrats"
Recent graduate student: "Thanks dude, I got a degree in memology, but now I'm balls deep in student debt but it doesn't matter because being a memologist is my dream job. Now I got to get back to my computer and get on with my work, being a memologist requires a lot of hard work."