What is "forisfamiliate"

Forisfamiliate \Fo`ris*fa*mil"i*ate\, v. t. [imp. & p. p. Forisfamiliated; p. pr. & vb. n. Forisfamiliating.] [LL. forisfamiliatus, p. p. of forisfamiliater to forisfamiliate; L. foris abroad, without + familia family.] (LAw) Literally, to put out of a family; hence, to portion off, so as to exclude further claim of inheritance; to emancipate (as a with his own consent) from paternal authority.
--Blackstone.

Forisfamiliate \Fo`ris*fa*mil"i*ate\, v. i. (Law) To renounce a legal title to a further share of paternal inheritance.

vb. (context legal English) To renounce a legal title to a further share of paternal inheritance.