(Anglo-Saxon) A kind of spear or lance formerly in use.
From Old English ætgār (“a short spear, dart, javelin, a kind of dart or other weapon to cast at the enemy”), equivalent to at- + gar (“spear”). Cognate with Old Frisian etgēr, Old High German azgēr, azigēr, Icelandicatgeirr (“spear”).
English Wiktionary. Available under CC-BY-SA license.