Degrading punjabi slang.
Jas: That tosser nicked my sweets!!!
Juggy: Na, blood! Lets get the sala KUSA!!!!
1. a young teenager who closely resembles the rat "gus" from cinderella.
2. A ball with metal teeth
1. Holy shit! Is that a kusa? I thought it was a giant rat.
2. Looking at that kusa makes me feel better about myself.