haha wow maybe u havent heard of z before, maybe its just a CT thing lol its kinda like how aloha in hawwaii means hi, how are you, its all good, love, and all that stuff well z is like the universal meaning for.....idk, weed i guess. or like if someones mad we just say "yo, Z", which usually means lets roll a joint and stop worrying about this shit its kinda means "peace, one love, and smoke mad herb" its just taken from the word Zion its pretty popular where im from...nvm i guess haha