noun
( plural heirs portioners )
1. Scots law : one of two or more female heirs coming in the absence of male issue into a succession to an estate and sharing equally according to degree of consanguinity, the share of any deceased female in the same degree going by representation to her heirs-at-law in the order of the eldest male, then other males, and finally the females
2. Scots law : one of two or more usually female heirs in the same degree taking equal shares per capita