Pronunciation: /ʌn.prəˈfɛʃənl̩/
adjective not conforming to the standards of a profession; below or contrary to the standards expected in a particular profession
A1 The receptionist was unprofessional in how she answered the phone.
A2 The unprofessional behavior of the employee caused a lot of problems.
B1 It is considered unprofessional to arrive late to a meeting without prior notice.
B2 The unprofessional conduct of the manager led to a decrease in employee morale.
C1 The lawyer's unprofessional conduct resulted in a mistrial.
C2 The unprofessional attitude of the CEO towards clients was detrimental to the company's reputation.
formal The employee's behavior was deemed unprofessional by the HR department.
informal Her unprofessional conduct at the meeting was totally uncalled for.
slang That was seriously unprofesh of him to leave without finishing his work.
figurative His unprofessionalism was like a dark cloud hanging over the team's success.
unprofessional
unprofessionals
more unprofessional
most unprofessional
unprofessional
will be unprofessional
has been unprofessional
is being unprofessional
unprofessional
professional
to be unprofessional
being unprofessional
unprofessional