Wiktionary
unspendable
a. Not spendable.
Usage examples of "unspendable".
At the prison hospital the boys with sharp knives had spent a leisurely three years picking his carcass free of bits of concrete and wood and paper pellets,, unrecognizable, unspendable shreds of government green.
But they are practically unspendable at present, and who knows whether they will ever be of value again.
The forefathers accepted this gift, and gave the Salamander another unspendable coin.
A small unspendable fortune drifting down on them, yet only the bottom tip of the large green iceberg.
North Sea, who dreams of unspendable treasure to be found outside the bourse of the big city.