When the mayor of your city acts like he still should be in diapers. Indicative behavior includes stealing ideas from others and crediting them as your own, and riding the coattails of others (especially successful sports teams).
A guy who is about 12 trying to fit in with the older lads. Hes a bit of a cunt and always is in your shadow. He constantly denies hes a beta male and trys to act big or hard even thoughhe has a microscopic penis