Comper

[Julian]

A person who enters competitons [regularly] as either a [hobby] or a [career].

[Britney]

[Comper] - noun. Nerd slang for a computer. This term originated from a common typo present in emails sent from slow school computers. The exact origin is uncertain; however, the head of Sidwell [Friends Schools] [Computer Club], David Winton, claims to have created the term in a club email.

[Merna]

a rapper thats only [in the game] for money and commercializin. The [rappers] with no real [talent] at all.

[Justin Bieber]

someone who regularly enters competitions, for example in magazines or on the internet, in order to win prizes: