From Longman Dictionary of Contemporary Englishbullionbul‧lion /ˈbʊljən/ noun [uncountable] MONEYbars of gold or silver gold bullion
Examples from the Corpus
bullion• All service vehicles apart from bullion and post office vans will also not be allowed to enter the areas between restricted hours.• Other rip-offs in the past have centred on everything from gold bullion to currency trading.• Bribes have to be paid, often in gold bullion.• The coins are still the most widely traded gold bullion coin on the world's secondary bullion market.• That means gold lace, two epaulettes with gold bullion on each and blue cushions.From Longman Business Dictionarybullionbul‧lion /ˈbʊljən/ noun [uncountable] FINANCE bars of gold, silver, or PLATINUM of an officially approved quality, valued by weight rather than what they would be worth as coinsThe price of gold bullion remains a sensitive index of confidence in the international market.Origin bullion (1400-1500) Anglo-French “place where money is made”, probably from Old French boillir; → BOIL1 