coin (coins plural & 3rd person present) (coining present participle) (coined past tense & past participle )
1 n-count A coin is a small piece of metal which is used as money.
...50 pence coins.
2 verb If you coin a word or a phrase, you are the first person to say it.
Jaron Lanier coined the term `virtual reality' and pioneered its early development... V n
3 You say `to coin a phrase' to show that you realize you are making a pun or using a cliché.
♦
to coin a phrase phrase
Fifty local musicians have, to coin a phrase, banded together to form the Jazz Umbrella.
4 You use the other side of the coin to mention a different aspect of a situation.
♦
the other side of the coin phrase
These findings are a reminder that low pay is the other side of the coin of falling unemployment.