coin

noun9

1. •
   a small, usually round metal object with a fixed value, used to pay for things

   • ...the coins were of all countries and sizes - doubloons, and louis d'ors, and guineas, and pieces of eight... — 1881
2. •
   (figurative) That which serves for payment or recompense.

   • The loss of every present advantage to flesh and blood is repaid in a nobler coin. — 1654
3. •
   (US, slang) Money in general, not limited to coins.

   • She spent some serious coin on that car!
4. •
   (informal) Ellipsis of cryptocoin; a cryptocurrency.

   • What's the best coin to buy right now?
5. •
   (figurative) Something in broad circulation or use.

   • Tho’ truths in manhood darkly join, ⁠Deep-seated in our mystic frame, ⁠We yield all blessing to the name Of Him that made them current coin; […] — 1850
6. •
   A small circular slice of food.

   • For munchies try deep-fried jalapeño coins, jumbo Buffalo wings, and hush puppies with a sweet edge. — 2015
7. •
   A token used in a special establishment like a casino.
8. •
   One of the suits of minor arcana in tarot, or a card of that suit.
9. •
   A corner or external angle.

verb3

1. •
   To make of a definite fineness, and convert into coins, as a mass of metal.
2. •
   To make or fabricate (especially a word or phrase).

   • Over the last century the advance in science has led to many new words being coined.
3. •
   To acquire rapidly, as money; to make.

   • [...] Tenants cannot coin their Rent just at Quarter-day, but must gather it up by degrees, and lodge it with them till Pay-day, or borrow it of those who have it lying by them, [...] — 1691

noun1

1. •
   (US) Abbreviation of counterinsurgency.