bully
n. countable B1 Intermediate US //ˈbʊɫi// UK //bˈʊli// bul·ly
n. a person who uses their power or strength to hurt or frighten people who are weaker. This person often repeats this behavior over time.
n. a person who habitually seeks to harm or intimidate those whom they perceive as vulnerable. Often implies a power imbalance and repetitive behavior.
The school has a strict policy against any bully.
The office bully often made fun of the new interns during lunch breaks to make himself feel more powerful.
Psychologists suggest that a bully often acts out of their own deep-seated insecurities, projecting their frustrations onto others to gain a temporary sense of control.
Usage
Commonly used as a subject in school or workplace contexts; can also function as a transitive verb.