A collateral heir is one who is not of the direct line of the deceased, but comes from a collateral line; as, a brother, sister, an uncle and aunt, a nephew, niece, or cousin of the deceased.
A collateral heir is one who is not of the direct line of the deceased, but comes from a collateral line; as, a brother, sister, an uncle and aunt, a nephew, niece, or cousin of the deceased.