Com-mis'sion-er, n.
n. 1. A person who has a commission or warrant from proper authority to perform some office, or execute some business, for the person or government which employs him; as, commissioners for settling the bounds of a state, or for adjusting claims.
To another address which requested that a commission might be sent to examine into the state of things in Ireland, William returned a gracious answer, and desired the Commons to name the commissioners. Macaulay.
Sense 2. An officer having charge of some department or bureau of the public service.
Herbert was first commissioner of the Admiralty. Macaulay.
The commissioner of patents, the commissioner of the land office, the commissioner of Indian affairs, are subordinates of the secretary of the interior. Bartlett.
County commissioners, certain administrative officers provided by law in some of the States, generally invested by the local laws with various powers in reference to the roads, court-houses, &c., and the financial matters of the county. [U. S.]