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Having sufficient strength or force; founded in truth; capable of being justified, defended, or supported; not weak or defective; sound; good; efficacious; as, a valid argument; a valid objection. An answer that is open to no valid exception. I. Taylor.

The quality or state of being valid; strength; force; especially, power to convince; justness; soundness; as, the validity of an argument or proof; the validity of an objection.

Strength of mind in regard to danger; that quality which enables a man to encounter danger with firmness; personal bravery; courage; prowess; intrepidity. For contemplation he and valor formed. Milton. When valor preys on reason, It eats the sword it fights with. Shak. Fear to do base, unworthy things is valor. B. Jons…

or controversy; disagreement; dissension; discord; dispute; quarrel. That which is the strength of their amity shall prove the immediate author of their variance. Shak.

Active strength or force of body or mind; capacity for exertion, physically, intellectually, or morally; force; energy. The vigor of this arm was never vain. Dryden.

Possessing vigor; full of physical or mental strength or active force; strong; lusty; robust; as, a vigorous youth; a vigorous plant. Famed for his valor, young, At sea successful, vigorous and strong. Waller.

An instrument for determining the strength or purity of wine by measuring its density.

Moving or acting with physical strength; urged or impelled with force; excited by strong feeling or passion; forcible; vehement; impetuous; fierce; furious; severe; as, a violent blow; the violent attack of a disease. Float upon a wild and violent sea. Shak. A violent cross wind from either coast. Milton.…

A woman of extraordinary stature, strength, and courage; a woman who has the robust body and masculine mind of a man; a female warrior. To arms! to arms! the fierce virago cries. Pope.

Manly strength or courage; bravery; daring; spirit; valor. [Obs.] Shak. Built too strong For force or virtue ever to expugn. Chapman.

Exhibiting manly courage and strength; valorous; valiant; brave. [Obs.] Old Priam's son, amongst them all, was chiefly virtuous. Chapman.

To inclose with a wall, or as with a wall. "Seven walled towns of strength." Shak. The king of Thebes, Amphion, That with his singing walled that city. Chaucer.

Lacking substance or strength; weak; thin; dilute; feeble; as, washy tea; washy resolutions. A polish . . . not over thin and washy. Sir H. Wotton.

To be diminished; to lose bulk, substance, strength, value, or the like, gradually; to be consumed; to dwindle; to grow less. The time wasteth night and day. Chaucer. The barrel of meal shall not waste. 1 Kings xvii. 14. But man dieth, and wasteth away. Job xiv. 10.

To add water to (anything), thereby extending the quantity or bulk while reducing the strength or quality; to extend; to dilute; to weaken. To water stock, to increase the capital stock of a company by issuing new stock, thus diminishing the value of the individual shares. Cf. Water, n., 7. [Brokers' Cant]…

Wanting physical strength. Specifically: --

To make weak; to lessen the strength of; to deprive of strength; to debilitate; to enfeeble; to enervate; as, to weaken the body or the mind; to weaken the hands of a magistrate; to weaken the force of an objection or an argument. Their hands shall be weakened from the work, that it be not done. Neh. vi. 9.…

In a weak manner; with little strength or vigor; feebly.

The quality or state of being weak; want of strength or firmness; lack of vigor; want of resolution or of moral strength; feebleness.

tire. "[He] shall wear out the saints of the Most High." Dan vii. 25. (d) To waste the strength of; as, an old man worn out in military service. -- To wear the breeches. See under Breeches. [Colloq.]