jump

A planned attack by a group or individuals (usually in unsuspecting or sketchy areas) in which the guy or a group gets beat up and his shoes stolen if they are expensive such as Jordans (to show superiority and dominance).

A surprise attack typically initiated by gang members usually targeted at the weak or people who stand out too much in a social event.

"look at this nerd lets jump him"
"lets beat the shit out of this ugly bitch"
"watch out nigga he might pull out the blickie"

Raxx

New Zealand for "steal" usually used when your mates want to steal something of value off an unsuspecting stranger.

Let's raxx that dumbass piece of shit.
raxx his yeezys