noun, formally a plural of insigne, but usually used as a singular with plural in·sig·ni·a or in·sig·ni·as.
Origin of insignia
Examples from the Web for insigne
He looked pointedly at the insigne on Stan's pocket, then held out a tablet.Alarm Clock|Everett B. Cole
They saw three figures, all in cadet uniforms, wearing the insigne of the Capella unit.
The insigne you will recognize as a starfish opening an oyster.To Choke an Ocean|Jesse F. (Jesse Franklin) Bone
Morren describes a flower of Cypripedium insigne, in which there were two sepals and two petals.Vegetable Teratology|Maxwell T. Masters
As it drew near, he saw the insigne of the Solar Guard on the hood.