Simple Definition of ordnance
: military supplies including weapons, ammunition, armor, vehicles, etc.
: large, heavy guns on wheels
Examples of ordnance
The company was outfitted with 50-millimeter ordnance.
<the army is waiting for the heavy ordnance to be brought in>
Origin of ordnance
Middle English ordinaunce, from Anglo-French ordenance disposition, preparation, military provisions — more at ordinance
First Known Use: 14th century
ORDNANCE Defined for Kids
Seen and Heard
What made you want to look up ordnance? Please tell us where you read or heard it (including the quote, if possible).