transitive. To decrease (a price or value); to reduce the price of (a commodity) or the value of (a currency). Obsolete.

To lower (coin or commodities) in price or value. transferred and figurative. To take away the value of, depreciate, discredit, undervalue.

transitive. To bring low; to humble, humiliate; to weaken, enfeeble, deplete; to lower the spirits of, to depress. Cf. pluck, v. 5b.

To reduce or diminish (wealth or a stock of anything). Obsolete.

spec. To lower the price or market value of; to reduce the purchasing power of (money).

To lower in position, intensity, strength, or †value; to depress; to abase, humble. Also, to disappoint; to fail in supporting, aiding, or…

With adverbial phrase: to drop or fall in value, etc. by the amount stated. Chiefly of share prices.