outflank Syllabification: (out·flank)Pronunciation: /ˌoutˈflaNGk/Definition of outflank verb [with object] move around the side of (an enemy) so as to outmaneuver them:the Germans had sought to outflank them from the northeast outwit:an attempt to outflank the oppositionoutflank in other Oxford dictionaries Definition of outflank in the British & World English dictionary