The Chinese word for puberty. It is becoming increasingly more popular in the United States due to it's "catchyness" in saying the word. It is commonplace in high schools replacing the word puberty.
Corey: Dude, did you hear Marissa? Her voice just cracked.
Ryan: Wow that's really funny.
Corey: Yeah puberty is soo embarassing!
Ryan: C'mon dude. We call it Chinzan now, it sounds much cooler.
Corey: Oh yeah, you're right. Chinzan. sweeet!