What is the meaning of س?

The twelfth letter of the Arabic alphabet. It is preceded by ز (z) and followed by ش (š).

x, unknown mathematical variable

The fifteenth letter in traditional abjad order, which is used in place of numerals for list numbering (abjad numerals). It is preceded by ن (n) and followed by ع (ʕ).

will (prefix indicating the future tense)

The twenty-fourth letter of the Balti alphabet, written in the Perso-Arabic script

The twenty-third letter of the Burushaski alphabet, written in the Perso-Arabic script

The twenty-third letter of the Khowar abjad.

The sixteenth letter of the Xiao'erjing abjad.

The twenty-third letter of the traditional alphabet chart of Kashmiri.

The eleventh letter of the Kazakh in Arabic Script. It represents the Cyrillic letter С.

The thirteenth letter of the Malay alphabet, written in the Arabic script.

one

The twenty-first letter of the Pashto alphabet.

The fifteenth letter of the Perso-Arabic alphabet. It is preceded by ژ and followed by ش. Its name is سین.

The eighteenth letter of Punjabi in the Shahmukhi script.

The twenty-ninth letter of the Sindhi abjad.

The eighteenth letter of the Urdu abjad.

The thirteenth letter of the Uyghur alphabet.

The twentieth letter of the Yoruba alphabet in the ajami script, equivalent to Latin script s.

Source: wiktionary.org