daddy-o

• daddy-oh

daddy +‎ -o

• (UK) IPA^(key): /ˈdædɪəʊ/

daddy-o (plural daddy-os)

1. (informal, dated) Term of address for a man.
   • 1956, Nervous Norvus, "Transfusion" (lyrics)

     Hey daddy-o, make that type O huh? That a boy.

   • 1959, Jerry Leiber and Mike Stoller, "Charlie Brown" (lyrics)

     He walks in the classroom cool and slow, / Who calls the English teacher Daddy-O?

   • 1959, Norman Mailer, Advertisements for Myself:

     But Godot also means 'ot Dog, or the dog who is hot, and it means God-O, God as the female principle, just as Daddy-O in Hip means father who has failed, […]

• Used in the 1950s and 1960s as a term of endearment, or to appear "hip".