not worth a dime

a dime a dozen

So common as to be practically or almost worthless.

all one's life's worth

A momentous matter; a very serious risk; a difficult task or situation.

dime's worth

An insignificant amount

drop a dime

To make a telephone call.

money's worth

Satisfaction.

nickel and dime

Small time; operating on a small scale; involving small amounts of money; petty or cheap.

not worth a brass farthing

Worth nothing or next to nothing.

not worth a Continental

worthless, lacking in value, especially due to economic inflation.