What is the meaning of ھ?

The forty-fourth letter of the Balti alphabet, written in the Arabic script.

The forty-sixth letter of the Burushaski alphabet, written in the Arabic script.

The twenty-third letter of the Kazakh alphabet, written in the Arabic script; preceded by ە and followed by و.

The thirty-fifth letter of the Urdu alphabet, written in the Arabic script; preceded by ہ and followed by ء; it has no sound value on its own, but causes the preceding consonant to be aspirated.

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

Source: wiktionary.org