Definition of unmarketable
: not marketable; especially : not fit to be offered for sale an unmarketable commodity … the bulk of the herring might release their eggs before they can be caught, rendering them unmarketable. — Jon Krakauer
First Known Use of unmarketable
Legal Definition of unmarketable
: not marketable; especially : being or relating to title that a reasonably prudent person would not accept in the ordinary course of business or that is reasonably likely to be the subject of litigation
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