Daddy — a common informal word for "father," mainly used by young children when addressing or referring to their male parent.
“When I was little, I always called my dad ‘daddy.’”
The term often conveys affection or childlike familiarity. In adult use, it can sound informal or playful, depending on tone and context.
Author’s summary: The word “daddy” means “father,” typically spoken by children and associated with warmth and closeness.