(India) A servant or other person responsible for something, often specified before it, for example kitchen wallah. / (India, historical) Short for competition wallah. / (Britain, slang) A guy or bloke.

(Islam) by God (Allah); may God be my witness used in making a solemn oath

Misspelling of voilà.

plural of wallah

(India) Alternative form of dudhwallah

plural of dudh-wallah

plural of competition wallah

(India, historical, colloquial) A member of the civil service who obtained an appointment by the competitive system instituted in 1856.

plural of ground wallah

(UK, military, aviation, slang, dated) An officer who does not fly aircraft.