| 1. | a cupronickel-clad coin of the U.S. and Canada, the 10th part of a dollar, equal to 10 cents. |
| 2. | Slang.
|
| 3. | a dime a dozen, Informal. so abundant that the value has decreased; readily available. |

dime a dozen
So plentiful as to be valueless. For example, Don't bother to buy one of these
they're a dime a dozen. The dime was declared the American ten-cent coin in 1786 by the Continental Congress. [First half of 1900s]