also: とっちゃん
Familiar, affectionate term for one's father, used mainly by children or within the family. Similar to お父さん but more casual and intimate.
My little brother calls our father 'dad'.
Dad, what time are you coming home today?
うちの父ちゃんは休みの日はいつもゴロゴロしてる。
My dad always lounges around on his days off.
父ちゃん is the childlike, very casual word for dad, while お父さん is the neutral, more polite term used by children and adults alike.
父ちゃん is an affectionate home word for dad, while 父 is the humble, formal term used when referring to one's own father to outsiders.
counter for people
Standard kanji-kana spelling for this familiar term for father.
Colloquial contracted pronunciation, often used by young children or in casual family speech.
Derived from 父 (ちち, father) with the affectionate suffix ちゃん, and a sound change from ち to と. The reading とっちゃん is a further contraction.