1. The daughter-in-law of one's sibling.
2. The daughter of one's spouse's sibling.
My niece-in-law is a good person.
by Elivaldeq November 24, 2019
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1- Nibling's wife.
2- Spouse's niece.
My niece-in-law is a good person.
by Wonbig October 13, 2021
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1- Daughter of maternal half-sister and of paternal half-brother at the same time.
2- Daughter of paternal half-sister and of maternal half-brother at the same time.
My double-half-niece is a good person.
by Peter12369 October 21, 2021
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