part of speech: noun
definition: a piece of metal money that is small, flat, and round.
- Pennies, nickels, dimes, and quarters are all coins.
part of speech: verb
inflections: coins, coining, coined
definition 1: to make money by stamping metal.
- They coin thousands of pennies every week.
definition 2: to invent or make up.
- People coined the word “smog” by combining the words “smoke” and “fog.”