not worth a continental

not worth a continental

Completely worthless or useless; having little or no value. During the American Revolution, the Continental Congress issued a form of currency known as the "continental" that proved worthless due to rapid depreciation. I was so excited when my grandfather said he'd give me his car, but this old clunker isn't worth a continental. Over the years working here, I've come to realize that the boss's word isn't worth a continental.
See also: continental, not, worth