a person who receives a share (of inheritance, land, food, etc)
2.
a person or thing that shares or divides into portions
portioner in American English
(ˈpɔrʃənər, ˈpour-)
noun
a person who receives or holds a portion, or who divides something into portions
Word origin
[1545–55; portion + -er1]This word is first recorded in the period 1545–55. Other words that entered Englishat around the same time include: fusion, inversion, rounding, species, spiral-er is a suffix used in forming nouns designating persons from the object of their occupationor labor (hatter; tiler; tinner; moonshiner), or from their place of origin or abode (Icelander; southerner; villager), or designating either persons or things from some special characteristic or circumstance(six-footer; three-master; teetotaler; fiver; tenner)