overpoise verb 3noun 1forms 3 verb3 •(no longer used) To exceed in importance, strength or value.But sith it pleased your maiestie, with so indifferent balance to ponder both our tales, I am throughlie persuaded, that my loiall innocencie shall be able, to ouerpoise his forged treacherie. — 1587 •(no longer used) To throw (someone or something) off balance.[…] Harry, perceiving his Instructor a little overpoised, suddenly gave him an inside Foot, and a Push at the same Instant toward the Part to which he inclined. — 1770 •(no longer used) To place excessive weight on (someone or something). noun1 •(figurative) That which outweighs; excessive weight.And I hope, the known avowed use and experience of such great Men, and those in so great a number, is an abundant overpoise to the contrary Affirmation of this, or any other Novel Author whatsoever. — 1693 formsoverpoised · overpoising · overpoises