What is the meaning of م?

The twenty-eighth letter of the Acehnese alphabet, written in the Arabic script.

The twenty-fourth letter of the Persian alphabet, written in the Arabic script; preceded by ل and followed by ن.

p.m., after noon (abbreviation from مساء)

The thirteenth numeral symbol of the Arabic alphabet (traditional abjad order, used for list numbering), written in the Arabic script; preceded by ل (l) and followed by ن (n).

a prefix used to create nouns of place

a prefix used to create instrument nouns

a prefix that forms part of the pattern for participles from verb form II upwards, as well as all four-root verbs, i. e. all participles that are not from verb form I

AD

The thirty-eighth letter of the Balti alphabet, written in the Arabic script.

The thirty-ninth letter of the Burushaski alphabet, written in the Arabic script.

The forty-first letter of the Khowar alphabet, written in the Arabic script; preceded by ڵ and followed by ن.

A letter of the Old Ruthenian alphabet, written in the Arabic script.

I

me

my, mine

The thirty-seventh letter of the Kashmiri alphabet, written in the Arabic script; preceded by ل and followed by ن.

The twentieth letter of the Kazakh alphabet, written in the Arabic script; preceded by ل and followed by ن.

The twenty-eighth letter of the Malay alphabet, written in the Arabic script.

The thirty-fifth letter of the Pashto alphabet, written in the Arabic script; preceded by ل and followed by ن.

The twenty-eighth letter of the Persian alphabet, called میم (mim) and written in the Arabic script; preceded by ل and followed by ن.

The thirty-second letter of the Punjabi alphabet, written in the Shahmukhi script; preceded by [[:ࣇ]#Punjabi|ࣇ]]] (aḷām) and followed by ن (nūn).

first-person singular present pronominal suffix

The forty-seventh letter of the Sindhi alphabet, written in the Arabic script; preceded by ل and followed by ن.

The thirty-first letter of the Urdu alphabet, written in the Arabic script; preceded by ل and followed by ن.

The twenty-second letter of the Uyghur alphabet, written in the Arabic script; preceded by ل and followed by ن.

The fourteenth letter of the Yoruba alphabet, written in the Arabic script; preceded by ل and followed by ن.

Source: wiktionary.org