An affectionate moniker for a close friend or pal, especially used as a form of address
Okay, kiddo, I gotta run.
You can call someone kiddo, especially someone who is younger than you, as a sign of affection. I'll miss you kiddo. kiddos used by adults to address a young person
{i} term of address to a child or young person (Informal); child, young person (Slang)
kiddo
الواصلة
kid·do
النطق
علم أصول الكلمات
() Probably derived from kid, an informal term for child. Appears to be colloquial in United States and Canada.