Workplace harassment is any unwanted or undesirable conduct that puts down or shows hostility or an aversion toward another person at the workplace.It is an act done by any person at the workplace intending to make the other uncomfortable.e) Seniority. (Reserved.). Workplace harassment is any unwanted or undesirable conduct that puts down or shows hostility or an aversion toward another person at the workplace. It is an act done by any person at the workplace intending to make the other uncomfortable.