From Longman Dictionary of Contemporary Englishdimedime /daɪm/ noun [countable] 1 PECa coin of the US and Canada, worth one tenth of a dollar2 → a dime a dozen
Examples from the Corpus
dime• Metaphors of Britain's decline have been a dime a dozen in the post-war years.• A dime taken from any other kid was a good deal.• Even Mafia guys drop dimes on each other nowadays.• It cost me two years of impoverishment, spending every dime on legal fees.• Quarters, nickels, dimes, the whole works.• What ever happened to dime novels?From Longman Business Dictionarydimedime /daɪm/ noun [countable] a coin used in the US and Canada, worth ten cents (=one tenth of a dollar)Origin dime (1300-1400) Old French “tenth part”, from Latin decima