dime
Concise Oxford English Dictionary © 2008 Oxford University Press:
dime /dʌɪm/
▶noun N. Amer. a ten-cent coin.
■ informal a small amount of money.
– phrases
a dime a dozen informal very common and of little value.
drop a (or the) dime on informal inform on.
on a dime informal within a small area or short distance.
a dime a dozen informal very common and of little value.
drop a (or the) dime on informal inform on.
on a dime informal within a small area or short distance.
– origin ME (orig. denoting a tithe or tenth part): from OFr. disme, from L. decima pars ‘tenth part’.
'dime' also found in these Oxford entries:

