When someone says something way off base, and you want to insult them.
Your friend asks to borrow your car, so you say "nah mon jamaican manutschitch, I'll give you a ride though.
When two males dock their penile, and one ejaculates into others penis hole
Andrew and rachel had a jamaican blowfish last night #LIT
A Spliff longer than a car is consumed within 5 minutes
I got so wasted last night ,I had an Jamaican spliff