Uncle vs. Unc — What's the Difference?

An uncle is a male relative who is a sibling of a parent or married to a sibling of a parent. Uncles who are related by birth are second-degree relatives.

(colloquial) uncle

The brother of one's mother or father.

The husband of a sibling of one's mother or father.

Used as a form of address for an older man, especially by children.

A kindly counselor.

(Slang) A pawnbroker.

Uncle Uncle Sam.

The brother or brother-in-law of one’s parent.

The male cousin of one’s parent.

(affectionate) Used as a fictive kinship title for a close male friend of one's parent or parents.

(euphemistic) Used as a title for the male companion to one's (usually unmarried) parent.

(figuratively) A source of advice, encouragement, or help.

A pawnbroker.

An affectionate term for a man of an older generation than oneself, especially a friend of one's parents, by means of fictive kin.

An older African-American male.

Any middle-aged or elderly man older than the speaker and/or listener.

A cry used to indicate surrender.

To address somebody by the term uncle.

To act like, or as, an uncle.

The brother of one's father or mother; also applied to an aunt's husband; - the correlative of aunt in sex, and of nephew and niece in relationship.

A pawnbroker.

An eldery man; - used chiefly as a kindly or familiar appellation, esp. (Southern U. S.) for a worthy old negro; as, "Uncle Remus."

The brother of your father or mother; the husband of your aunt

A source of help and advice and encouragement;