noun one who surveys or measures land; one who practices the art of surveying.
2. surveyor ·noun one placed to superintend others; an overseer; an inspector.
3. surveyor ·noun an officer who ascertains the contents of casks, and the quantity of liquors subject to duty; a gauger.
4. surveyor ·noun one who views and examines for the purpose of ascertaining the condition, quantity, or quality of anything; as, a surveyor of highways, ordnance, ·etc.
5. surveyor ·noun in the united states, an officer whose duties include the various measures to be taken for ascertaining the quantity, condition, and value of merchandise brought into a port.