noun

• (US, historical) Of Native Americans, a blow against an enemy delivered in a way that demonstrates bravery.
  "Among the Blackfeet the capture of a shield, bow, gun, war bonnet, war shirt, or medicine pipe was deemed a coup."
• (by extension) A takeover of one group by another.
  "Liz Truss’s government is in chaos after the chancellor refused to confirm he would bring forward his budget to calm the markets and the home secretary accused fellow MPs of a coup against the prime minister. […] Backbenchers also expressed outrage at [Suella] Braverman’s suggestion of a “coup” against Truss."
• (bridge) One of various named strategies employed by the declarer to win more tricks, such as the Bath coup.

verb

• (intransitive) To execute a coup.
  "The squaws of another race will sing the death-song of their benefactor, and woe to the Sioux if the Northern Cheyennes get a chance to coup !"
• (informal, transitive) To subject (a nation) to a coup d'état.
  "We will coup whoever we want! Deal with it."
• (transitive) To empty out, overturn, or tilt, such as from a cart or wheelbarrow.

verb

• (Scotland, Northern England) To exchange, barter.
  "How that he had been couped from hand to hand, ſometimes kept againſt his will as Captive, ſometimes beſieged, ſometimes brought to battle againſt his will by the Duglaſſes to fight againſt the Earl of Lenox, […]"