coin

1. coin (noun) — sense 1

Definition: A piece of currency, usually metallic and in the shape of a disc, but sometimes polygonal, or with a hole in the middle.

Example: ...the coins were of all countries and sizes - doubloons, and louis d'ors, and guineas, and pieces of eight...

2. coin (noun) — sense 2

Definition: A token used in a special establishment like a casino.

3. coin (noun) — sense 3

Definition: That which serves for payment or recompense.

Example: The loss of every present advantage to flesh and blood is repaid in a nobler coin.

4. coin (verb) — sense 1

Definition: To make of a definite fineness, and convert into coins, as a mass of metal.

Example: to coin silver dollars

5. coin (verb) — sense 2

Definition: To make or fabricate (especially a word or phrase).

Example: Over the last century the advance in science has led to many new words being coined.

6. coin (verb) — sense 3

Definition: To acquire rapidly, as money; to make.

Example: [...] 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, [...]