1. counterstrike - Noun
2. counterstrike - Verb
make a counterattack
Source: WordNetFirst, they kept the Japanese carriers off balance and unable to prepare and launch their own counterstrike. Source: Internet
Henry III's allies in Brittany and Normandy fell down because they did not dare fight their king, who led the counterstrike himself. Source: Internet
Counterstrike Tournament & Win Big on Saturday July 31, 2004. Source: Internet