What is "accroach"

accroach \ac*croach"\ ([a^]k*kr[=o]ch"), v. t. [OE. acrochen, accrochen, to obtain, OF. acrochier, F. accrocher; [`a] (L. ad) + croc hook (E. crook).]

1. To hook, or draw to one's self as with a hook. [Obs.]

2. To usurp, as jurisdiction or royal prerogatives.

   They had attempted to accroach to themselves royal power.
   --Stubbs.

vb. 1 (context transitive English) To hook, or draw to oneself as with a hook. 2 (context transitive English) To usurp, as jurisdiction or royal prerogatives. 3 (context intransitive English) To encroach.