Arriere \Ar*riere"\, n. [F. arri[`e]re. See {Arrear}.]
"That which is behind"; the rear; -- chiefly used as an
adjective in the sense of behind, rear, subordinate.
[1913 Webster]
{Arriere fee}, {Arriere fief}, a fee or fief dependent on a
superior fee, or a fee held of a feudatory.
{Arriere vassal}, the vassal of a vassal.
[1913 Webster]