verb. ['ˈkaʊntɝəˌtæk, ˈkaʊnɝəˌtæk'] make a counterattack.
noun. ['ˈkaʊntɝəˌtæk, ˈkaʊnɝəˌtæk'] an attack by a defending force against an attacking enemy force in order to regain lost ground or cut off enemy advance units etc..
noun. ['ˈkaʊntɝəˌtæk, ˈkaʊnɝəˌtæk'] (chess) an attack that is intended to counter the opponent's advantage in another part of the board.