An Arabic word meaning, literally, "friend" or "companion", used in Indian languages as a title or form of address like "Mr." or "Sir". Used as a postfix for someone held in esteem.
Sahib (the female form is sahiba), from Arabic ØµØ§ØØ¨, originally "friend, companion," from sahiba ØµØØ¨ "he accompanied", but later used for "Lord", is a Hindi and Bengali word meaning sir, master or, primarily, lord.
The Supreme Being, the Overlord of all. As a suffix it is usually added after the names of saints, as a mark respect, as Kabir Sahib, Paltu Sahib and Tulsi Sahib.