Top definition
When two or more people who do not know each other that well smoke marijuana together for the first time and become closer friends.
Person a: Hey that Spencer kid is a tool.

Person b: No man I smoked with him last week he's actually pretty chill.

Person a: Oh really? Thats The Breakfast Club Effect I guess.
by 'winks March 22, 2010
Get the mug
Get a The Breakfast Club Effect mug for your guy Callisto.