1al·ly 
/ˈæˌlaɪ/ noun
plural al·lies /ˈæˌlaɪ/ noun [count] 1 a : a country that supports and helps another country in a war
▪ the nation's closest ally
b the Allies : the nations that fought together against Germany in World War I or World War II
▪ fought with the Allies in World War II 2 : a person or group that gives help to another person or group
▪ She's counting on her allies in the state legislature. ▪ a powerful ally ▪ The teacher's union has found an unlikely ally in the company. [=the company supports the position that the union has taken and this was not expected]
▪ the nation's closest ally
b the Allies : the nations that fought together against Germany in World War I or World War II
▪ fought with the Allies in World War II
▪ She's counting on her allies in the state legislature. ▪ a powerful ally ▪ The teacher's union has found an unlikely ally in the company. [=the company supports the position that the union has taken and this was not expected]
