a dime's worth

a dime's worth

1. obsolete Literally, a quantity of something that costs 10 cents (one dime). Primarily heard in US. Mabel, go to the store and fetch me a dime's worth of meat.
2. A minuscule, insignificant, or indiscernible amount of difference. Often used in the negative for extra emphasis. There isn't a dime's worth of difference between the two candidates—they're both crooks, in my opinion. You can holler all you like, it won't make a dime's worth of difference.
See also: worth
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.