UNCLE

[noun] [C] - the brother of someone's mother or father, or the husband of someone's auntI've got several uncles and aunts.He's my Uncle George.Did you bring me a present, Uncle Jack? [as form of address]Hello, uncle. [as form of address]A man who is not a relative but who is a close friend of the family is also sometimes called uncle by children.One of our neighbours became such a good family friend that when I was a child I called him Uncle Bruno.If you are male and your brother or sister has a child, you become an uncle yourself.How strange to be 15 years old and yet have two little nieces who call me Uncle Ali.(dated informal) "Who was at the reception?" "Oh, (old) Uncle Tom Cobleigh and all (= everyone, including the least important or famous)."