Suprise feature
When a programmer is fucking done with bug fixing. So they start calling bugs "suprise features" instad of fixing them. Usually game bugs, for example the bug in skyrim that makes you walk through walls counts as a suprise feature.
A: "Hey i found this bug that makes you walk though walls."
B. "It's not a bug. It's a suprise feature!"
B. "It's not a bug. It's a suprise feature!"