it's a verb..to shank?
basically when somebody is really pissed off enough to want to stab somebody repeatedly with a spoon
me: Holy shit, she's so mad! Dude, she's gonna fucking shank me with a spoon i swear to god...you gotta hide me!
kachine: Evasive maneuver number 225
kachine: Where's lauren?
layne: she got shanked with a spoon
kachine: oh, fuck.