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1. Someone who pursues a study or sport as a pastime
    
2. An athlete who does not play for pay
    
3. Someone who is unqualified or not skilful enough

1. Engaged in as a pastime
   "an amateur painter"; "gained valuable experience in amateur theatricals";
   - recreational, unpaid
    
2. Lacking professional skill or expertise
   "a very amateur job";
   - amateurish, inexpert, unskilled, rookie

Derived forms: amateurs

See also: nonprofessional, unprofessional

Type of: athlete, individual, jock [N. Amer], mortal, person, somebody, someone, soul

Antonym: professional

Encyclopedia: Amateur