A noise emitted from the mouth to create a high pitch noise. The noise is a common way of communicating between silly and flamboyant goons and thugs, it can also be used for nonsensical mischievous way to piss someone off. Although it is extremely annoying it is just as addicting once heard in sequence throughout a conversation.
"Yo bro whats up? Purlulul.. Wanna try to hit up Sherain tonight? Purlulul I heard shes got some good kushy Purululul"
Doing a "Pakulu Papito" is the act of crashing a camel into a bridge, and not caring about the consequences derived from the act in any way besides feeling a strong satisfaction from doing so.