4/20 blazin
4/20 blazing is when students smoke marijuana after school. The number 4/20 represents the time after school when the students would smoke.
Student a: At bro, we about to go celebrate after school. Coming or nah?
Student b: We gonna be 4/20 blazing?
Student a: Of course.
Student b: We gonna be 4/20 blazing?
Student a: Of course.