unprofessional

Unbecoming of a professional; hence inappropriate in the workplace.

• unprofessional behavior

Lacking a profession.

Not relating to professional occupation or employment; nonprofessional.

• The barber's lad, it appeared, was about to pass a professional judgment on her own, when he was dictatorially ordered by the fur-shop girl to hold what she called his "mug." The barber's lad, who in his unprofessional capacity was the slav

One who is not a professional.

• The guests, on the other hand, are unprofessionals, the mere receivers of service, the others. Such is the frame of interaction or the role definitions and how these roles are played out in the service encounters.