a temporary suspension of hostilities by agreement of the warring parties; truce: World War I ended with the armistice of 1918.
Origin: 1655–65; < F < ML armistitium, equiv. to L armi- (comb. form of armaarm2) + -stitium a stopping (stit- (var. s. of sistere to stop; see stand) + -ium-ium)