Green’s Dictionary of Slang

kiddo n.

[kid n.1 (1) + -o sfx (1)]

1. (also kiddoo) a general term of address to an adult, sometimes derog.

[US]McClure’s Mag. I 767/2: You said it, kiddo! I’ve found it and I’m shaking it.
[UK]A. Morrison Child of the Jago 155: Josh was up almost before Kiddo Cook reached him.
[US]B. Fisher A. Mutt in Blackbeard Compilation (1977) 60: I want to tell you something, kiddo.
[UK]T. Burke Nights in Town 197: Si longtemps, old kiddo.
[US]E. O’Neill Anna Christie Act I: Well, I’ll tell you straight, kiddo.
[US]N. Algren Somebody in Boots 118: Come on, kiddo, you got me now.
[US]S.J. Perelman ‘Pull Devil’ Keep It Crisp 135: Hasta luego, kiddo, and keep your nose clean.
[UK]C. Harris Death of a Barrow Boy 40: ‘Why, kid, oh kiddo!’ He punched the other’s arm.
[UK]G. Lambert Inside Daisy Clover (1966) 203: Belt out the heartbreak, kiddo, get going with the beat of sorrow.
[US]A. Maupin Tales of the City (1984) 161: Now we’re getting somewhere, kiddo.
[US]C. Hiaasen Tourist Season (1987) 326: Good work, kiddo.
[UK]K. Lette Llama Parlour 32: I said you wouldn’t last long, kiddo.
[UK]M. Collins Keepers of Truth 269: He said, ‘Okay, kiddo!’.
[US]Simon & Burns ‘Storm Warnings’ Wire ser. 2 ep. 10 [TV script] ‘You don’t think I’m good enough to handle it.’ ‘Ain’t about that, kiddo’.
[US]C. Eble (ed.) UNC-CH Campus Sl. Spring 2014 9: KIDDO — anyone. Patronizing.
[US]S. King Finders Keepers (2016) 102: But jeez kiddo, I also know how much Rothstein means to you.

2. a person.

[US]H. Green Maison De Shine 195: I want Birdie [...] My little kiddo, that’s all I want.
[US](con. 1917–18) C. MacArthur War Bugs 236: The prevalent joke was to misunderstand all the new kiddos’ orders.
[UK]P. Cheyney Dames Don’t Care (1960) 137: When they was issuin’ out nerve they issued this kiddo with enough to run the Marines on.
[US] in T.I. Rubin Sweet Daddy 75: Some of these kiddos like to see some poor slob wriggle around.

3. a girlfriend.

[US]Alaska Citizen 28 July 8/4: You never will land a Johnny-boy that’s got enough gray matter in his cupola to want a real, bang-up flossy lady for his kiddo.
[US]Hulbert & Simpson ‘My Girl Is My New C.O.’ [lyrics] The cuty cuty Kiddo’s my new C.O.

4. a young person or a child, esp. as a greeting, Hey, kiddo.

[US]F.S. Fitzgerald ‘The Diamond as Big as the Ritz’ in Bodley Head Scott Fitzgerald V (1963) 61: Hey, kiddo, how’s the air up there?
[UK]J. Devanny Paradise Flow 221: Not to-night, Kiddo. Cheer-oh!
[US]J.H. Burns Lucifer with a Book 55: They were Well Enough Off to afford a private education for their kiddo.
[UK]C. MacInnes Absolute Beginners 41: The old blackmail of the parents and all oldies against the kiddos.
[US]M. Rumaker Exit 3 and Other Stories 19: How do you spell that, kiddo?
[Ire]T. Murphy Morning After Optimism in Plays: 3 (1994) Scene ix: Come to my working blanket, kiddo!
[US]S. King It (1987) 88: I want you kiddos to have them.
[US]‘Bill E. Goodhead’ Nubile Treat [Internet] ‘It was pretty much a dead heat as far as I could see,’ Dan said. ‘I guess you won, kiddo.’.
Malcolm Pryce Last Tango in Aberystwyth 124: Sorry, kiddo, you’re only licensed to carry a catapult.