1) Frat doings 2) Fraternity initiation 3) Illegal trials 4) Initiation ordeal 5) Risky campus activity 1) Initiation 
Wildlife population control which uses sound and light to drive away animals. 
Hazing is the practice of rituals and other activities involving harassment, abuse or humiliation used as a way of initiating a person into a group. Hazing is seen in many different types of social groups, including gangs, sports teams, schools, military units, and fraternities and sororities. In the United States and Canada, hazing is often assoc...
• (p. pr. & vb. n.) of Haze
Hazing is American slang for teasing or humiliation.
[Treasure Island] in nautical terminology, punishment or harassment, often by forcing to do unnecessary work.