AAM
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1 military missile (n.) B2 Upper Intermediate Technical Sciencea missile fired from one aircraft at another aircraft.
an air-to-air missile designed to be launched from an aircraft for the purpose of destroying another aircraft.
ExampleThe fighter jet was equipped with several AAMs for its patrol mission.
ExampleModern air combat relies heavily on the precision of an AAM to engage targets beyond visual range without risking a close-quarters dogfight.
UsageUsually written in all capitals as an initialism.
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2 liquid measure (n.) C2 Proficiency Archaican old unit for measuring liquids, especially wine, used in the past in Europe.
a historical liquid measure used in Dutch and German territories, typically ranging from 36 to 41 gallons.
ExampleThe old merchant records showed the shipment contained one aam of Rhine wine.
ExampleThe ledger from the seventeenth century detailed the import of several aams of wine from Antwerp to the London docks.
UsageFound primarily in historical texts or records of trade.