Surprise balogna is when you carve a hole into balogna and fill it with C-4 and plug it to look innocent and hand it to someone whom needs to be unalived.
A: Where's Karen? She said she would be here.
B: Oh that bitch? Yea I hit her with that surprise balogna the other day because sbe wouldn't shut up about her opinion on processed lunch meats.
A: Rip.