purchase order is a noun meaning "a commercial document used to request someone to supply something in return for payment and providing specifications and quantities". It carries one recorded sense.
a commercial document used to request someone to supply something in return for payment and providing specifications and quantities
“IBM received an order for a hundred computers”
Definitions, synonyms and semantic relations for purchase order come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.