tax ‧ i ‧ cab /ˈtæksikæb/ BrE AmE noun [countable]
[ Date: 1900-2000 ; Origin: taximeter cab 'taxi' , from taximeter 'instrument in a taxi for showing the amount to be paid' (19-21 centuries) , from French taximètre , from German taxameter , from Medieval Latin taxa 'charge' (from taxare ; ⇨ ↑ tax 2 ) + German -meter ]
a taxi