Artificial intelligent assistant

unmetered

unˈmetered, (ppl.) a.
  [un-1 8, 9.]
  Not measured by means of a meter; not provided with a meter.

1909 in Webster. 1967 Guardian 13 Sept. 8/3 It is quite untrue that airport taxis are unmetered... The tariff is clearly displayed inside the cab on the taximeter. 1977 C. Brandreth Parking Law 57 Any unmetered spaces are provided for loading and unloading and picking up and setting down passengers. 1980 Blair & Ketchum's Country Jrnl. Oct. 111/2 A 1975 report on metropolitan area water usage and ‘unmetered water’—quantities leaked, used to flush mains or extinguish fires, or consumed free by public facilities.

Oxford English Dictionary

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