The term, passive-aggressive mainly covers the hidden hostility of passive-aggressive behaviors that lead to counter-productive reactions at workplaces. Whether malicious or unintentional, passive aggressive behaviors damage relationships, interrupt workflow, cause unrest and spread of negative feelings in the organization. Moreover, a passive aggressive employee’s behaviors affect the big picture of an organization’s productivity on the whole negatively and it’s also very hard and depressing to work with coworkers or bosses who often act passive-aggressively. Employees usually reflect passive-aggressive patterns and signs because it’s such a tactic for conflict-avoidance face to face and it’s more comfortable way of expressing covert feelings of anger to their supervisors or coworkers. For instance, stalling, sarcasm, postponing, the silent treatment, withholding information, and procrastination are common and certain signs of behaviors that passive-aggressive employees show at workplaces. In sum, in this conceptual paper, passive-aggressive behaviors will be identified in detail and the ways to handle with passive-aggressive employees at workplaces will be outlined. Then, in conclusion section, recommendations will be made in order to reduce negative effects of passive-aggressive employees at workplaces.