Definition of reenforce

• v. t. - To strengthen with new force, assistance, material, or support; as, to reenforce an argument; to reenforce a garment; especially, to strengthen with additional troops, as an army or a fort, or with additional ships, as a fleet.
• v. - Something which reenforces or strengthens.
• v. - That part of a cannon near the breech which is thicker than the rest of the piece, so as better to resist the force of the exploding powder. See Illust. of Cannon.
• v. - (b)
• v. - An additional thickness of canvas, cloth, or the like, around an eyelet, buttonhole, etc.