What is the meaning of Aar?

ISO 639-2 & ISO 639-3 language code for Afar.

vein (blood vessel)

ear (of corn, grain etc.)

eagle

Alternative form of ader

heavy

(non-standard since 1917) Obsolete spelling of år.

year

their

there

to wash a piece of linen for the first time

to protect, to defend

Source: wiktionary.org