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  1. ホーム /
  2. 辞書 /
  3. English Dictionary /
  4. ally

ally

/ˈælaɪ/
a person or country that supports or helps another

During the war, the two nations became strong allies.

They supported each other in the conflict.


formal

a country or person that gives help and support to another in a war or conflict

The United States was a key ally of Britain during World War II.

The U.S. provided military and economic support to Britain.

Often used in political and military contexts.

informal

a person or group that supports or helps another person or group

She became an ally to the underprivileged, fighting for their rights.

She supported and advocated for those in need.

Can also refer to someone who supports a cause or movement.

Collocations

close allya very supportive or trusted allynatural allysomeone or something that naturally supports anotherally withto form an alliance with someone or something

Synonyms

supporterallyadvocatefriendcomrade

Antonyms

enemyopponentadversaryfoe

Related Phrases

ally withphrase
to form an alliance with someone or something
ally oneself tophrase
to join forces with someone or something

Pro Tip

Formal vs. Informal Use

In formal contexts, 'ally' often refers to countries or groups in political or military alliances. In informal contexts, it can refer to personal support or friendship.

Gold Rule

Context Matters

The meaning of 'ally' can vary significantly depending on the context, so pay attention to whether it's being used in a political, military, or personal/social setting.

Word Origin

From Middle English 'alye,' from Old French 'allié,' from Latin 'alligatus,' past participle of 'alligare' (to bind to).

Usage Notes

Can be used in both formal (political/military) and informal (personal/social) contexts.

Word Breakdown

al-
to, toward
prefix
+
-ly
related to
suffix
English Dictionary
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