1. Overbearing individual who can speak only about themselves, their academic achievements and general greatness. Will often leave others around them with intense feelings of nausea, self doubt and regret.
2. A person who dominates all conversations around them with ridiculous anecdotes about themselves.
3. A person who interrupts a conversation between two other people to interject their own exploits and opinions, whether related to the subject matter or not.
4. A shameless self-promoter, usually a semi-famous architect or designer.
Oh god, here comes Brian to tell us about his spiritual quest across Nepal or how many women he's sleep with this month. Yeah, he's such a complete Ego Terrorist, lets get out of here.