n. A weight equal to and balancing or counteracting another weight; specifically, a body or mass of the same weight with another opposed to it, as in the opposite scale of a balance.n. Hence Any equal power or force acting in opposition; a force sufficient to balance another force.n. The state of being in equilibrium with another weight or force.n. In the manège, a position of the rider in which his body is duly balanced in his seat, not inclined more to one side than the other; equilibrium.To act in opposition to, or counteract, as a counterpoise; counterbalance; be equiponderant to; equal in weight.Hence To act against in any manner with equal power or effect; balance; restore the balance to.