Meaning & Definition
noun
The daughter of one's brother or sister.
My niece is coming to visit us for the summer.
A term used for the daughter of one's brother-in-law or sister-in-law.
She is my niece from my husband's side of the family.
Used informally to refer to a young girl or woman in a friendly or affectionate manner.
Come here, my little niece, and show me what you've been working on.
Etymology
Middle English, from Old French 'niece' or Latin 'neptis'.
Common Phrases and Expressions
favorite niece:
A niece who is particularly cherished or favored.
like a niece:
Someone who is treated as a niece, though not biologically related.
Slang Meanings
Niecey
I can't wait to see my niecey this weekend!
Lil' niece
My lil' niece is so cute when she plays.