noun

As a noun, "ally" refers to a person, group, or country that supports and cooperates with another in a common goal or cause.

verb

As a verb, "ally" means to join or unite with another person, group, or country to achieve a common goal.

Example

noun

1. My best friend is my ally in times of trouble.
2. The two nations formed an alliance in order to defend their borders.
3. We must stand together if we want to be successful; we are allies in this fight.

verb

1. She allied herself with the environmental movement.
2. The two countries allied against their common enemy.
3. They allied together to make the project a success.