A) To voluntarily confess your 'secular sins to the cops B) for monotheists, to confess their religious sins, not actual legal crimes, duringg confession
C) to rat out other members of your criminal enterprise
If you are going sing like a bird definition c), you should probably cowboy up and go to jail , not get witness protection, since you don't want to sing like a bird, definition a) as well.
A level of anger where strapping one's self into a slingshot and being launched into a fortress, group of pigs etc. seems an acceptable course of action.
Guy 1: Man, I was doing anal on Sheila last night and when I pulled out she shat all over my bed!! I was angry as a bird! Good thing I bought that giant slingshot the other week.
Guy 2: Shit...What did you do?
Guy 1: I killed her.
Guy 2: What????
Guy 1: And that's not all.
Guy 2: You sick bastard!
Guy 1: I then reached in and found her Golden Egg!