Adjective: unprofessional ,ún-pru'fe-shu-nul
- Failing to meet the standards of conduct, ethics, or competence expected in a profession
"unprofessional repairs"; "described in unprofessional language so that high school students could understand it"; "was censured for unprofessional conduct"
See also: amateur, amateurish, inexpert, rookie [informal], unskilled
Antonym: professional
Encyclopedia: Unprofessional