'Purpart' definitions:

Definition of 'purpart'

From: GCIDE

Purparty \Pur"par`ty\, n. [OF. pourpartie; pour for + partie a part; cf. OF. purpart a respective part.] (Law) A share, part, or portion of an estate allotted to a coparcener. [Written also purpart, and pourparty.] [1913 Webster]
I am forced to eat all the game of your purparties, as well as my own thirds. --Walpole. [1913 Webster]