What is the meaning of ﺁ?

Alif maddah. A double-alif used to write the sequence /ʔaː/.

A form of the initial interrogative particle that indicates a yes-or-no question. As it is written together with the following word, when this word begins with ال (al-, “the”) they are orthographically morphed together and written with a مَدَّة (madda) diacritic instead of maintaining both.

I (nominative)

A letter of the Khowar alphabet, written in the Arabic script; preceded by ا and followed by أ, the first variant letter of alif.

A vowel of Pahari-Potwari, written in the Shahmukhi script.

The first letter of the Ushojo alphabet, written in the Arabic script; followed by أ.

and

A letter of the Kashmiri alphabet, written in the Arabic script; preceded by اَ (a) and followed by أ, a vowel.

yes, yeah

alif with madda, a form of ا, the first letter of the Pashto alphabet

Alif maddah

present stem form of آمدن (âmadan)

A vowel of Punjabi, written in the Shahmukhi script. The variant of alif used for initial /aː/.

inflection of آݨا (āṇā):

1. stem
2. second-person singular familiar imperative

stem

second-person singular familiar imperative

A vowel of Urdu, the variant of alif used for initial /aː/.

Source: wiktionary.org