(archaic) The city of Madras in India.

A suburb of Dewsbury, Metropolitan Borough of Kirklees, West Yorkshire, England (OS grid ref SE2420).

A rural locality in northern Tasmania, Australia. / A suburb of Camberley, Surrey, England (OS grid ref SU8660).

(UK)

a town in which the military is stationed

The legislative capital of South Africa.

The capital of the Cayman Islands. / The capital of Penang, Malaysia.

(idiomatic) To proceed enthusiastically, vigorously, or expertly.

A town that experienced (or is experiencing) a period of rapid growth due to some temporary activity.

(petrochemistry) A poisonous manufactured gas, supplied to domestic consumers for heating, cooking and (formerly) lighting; it is a mixture of carbon monoxide and hydrogen formed by the reaction of coke with steam - C + H₂O => CO + H₂.