\Ac*croach"\, 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.