Definition from Wiktionary, the free dictionary
wannabe (plural wannabes)
- (slang, derogatory, often attributive) Someone who wishes to be or do something, but lacks the qualifications or talent; an overeager amateur; an aspirant.
- Hollywood's restaurants are full of wannabe actors waiting to be discovered.
- (Can we verify(+) this sense?) (slang, derogatory, often attributive) Someone who pretends unity with an oppressor or the oppressed.
- A scab who crosses the picket line is a wannabe hoping for crumbs in exchange for treachery.
someone who wishes something but lacks the qualifications