Green’s Dictionary of Slang

dee-bo phr.

[dee-bo v. (2)]

a phr. used to acknowledge someone else’s wit or rudeness, i.e. touché.

OnLine Dict. of Playground Sl. 🌐 dee-bo n. (1) Acknowledgement someone has delivered a telling insult or response. e.g. ‘Can I have some of that candy?’ Response: ‘When pigs fly!’ Bystander: ‘dee-bo.’ (2). Sports trash talk: exclamation after stealing the ball, rejecting a shot, etc.