tonneau

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noun ton·neau \ˈtä-ˌnō, tə-ˈnō\

Definition of tonneau

plural

tonneaus

  1. 1a :  a rear seating compartment of an automobile; also :  the entire seating compartmentb :  tonneau cover

  2. 2 :  a shape of watch case or dial resembling a barrel in profile

Origin and Etymology of tonneau

French, literally, tun, from Old French tonel — more at tunnel


First Known Use: 1901

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