What is the meaning of Arms?

Weaponry, weapons.

A visual design composed according to heraldic rules, consisting of a coat of arms normally displayed upon an escutcheon, sometimes accompanied by other elements of an achievement

third-person singular simple present indicative of arm

plural of arm

plural of arm

indefinite genitive singular of arm

romanization of 𐌰𐍂𐌼𐍃

indefinite genitive singular of armur

indefinite genitive singular of arm

Source: wiktionary.org