fixed price
noun[C]
COMMERCEukusapricethat will notchangeafter it isagreed:
Weagreedtopurchasethefinishedgoodsat afixedprice.
With afixed-pricecontract, thebuilderpaysallextracostsbeyonditsagreed-uponvalue.
apricethat is set by agovernment, etc.:
In thismodel, if thepriceofoilwere toriseabove thefixedpriceset by the U.S.government, thegovernmentwouldpaythedifference.