Another nickname could be a shank.
Used in the game The Hidden: Source.
Used in the book Swastikia by: Michael Slade.
"That is a very sharp pigsticker."
Or can be used as a verb. "I just pigsticked you bad."
the blade is much longer than the handle so it sticks out
the back when closed!,also called a FOLDING BOWIE.
pig sticker CLACK!!!!.AND SLICED OFF HIS OWN NAVEL!!!!!
2. Knife procured in order to pierce through police body armor. Double meaning, considering a relatively large knife is required to cut through Kevlar and still be effective, as well as the common derogatory nickname of "pig" being applied to police officers.
Loser1: "I hope this pig sticker leaves the popo with something to remember me by."
Loser2: "yeah nigga"