Bullying is the use of force, threat, or intimidates, or aggressively dominates others. The behaviour is repeated, or has the potential to be repeated, over time. One essential prerequisite is the perception, by the bully or by others, of an imbalance of social or physical power. Behaviours used to assert such domination can include verbal harassment or threat, physical assault or coercion, and such acts may be directed repeatedly towards particular targets. Justifications and rationalizations for such behaviour sometimes include differences of social class, race, religion, gender, sexual orientation, appearance, behaviour, body language, personality, reputation, lineage, strength, size or ability. If bullying is done by a group, it is called mobbing. "Targets" of bullying are also sometimes referred to as "victims" of bullying.
In addition, bullying can be defined in many ways and types. It can be classified into numerous types of abuse; one of the basic types is Cyber-bullying.
Cyber bullying is bullying that is carried out through the internet or using digital technologies including mobile phones, email and social media tools. Cyber bullying includes image sharing, sexually explicit images, text and email, personal online information, identity theft. This form of bullying can easily go undetected because of lack of parental/authoritative supervision. Because bullies can pose as someone else, it is the most anonymous form of bullying. Cyber bullying includes, but is not limited to, abuse using email, instant messaging, text messaging, websites, social networking sites, etc. Particular watch dog organizations have been designed to contain the spread of cyber bullying.
According to U.S. Legal Definitions, Cyber-bullying could be limited to posting rumours or gossips about a person in the internet bringing about hatred in other’s minds; or it may go to the extent of personally identifying victims and publishing materials severely defaming and