Jason and Lydia's son is Sam. Clai and Lydia's son is Will. Jason and Maureen's son is Davis. Will and Davis are quarter brothers.
by Una Malachica May 17, 2008
Son of a person's father with that same person's maternal aunt or son of a person's mother with that same person's paternal uncle.
My three-quarter-brother is a good person.
by Mr. Jacov November 23, 2019