duumvir

noun du·um·vir \du̇-ˈəm-vər also dyu̇-\

Definition of DUUMVIR

: one of two Roman officers or magistrates constituting a board or court

: one of two people jointly holding power

— du·um·vi·rate \-və-rət\ noun

Latin, from duum (genitive of duo two) + vir man

First Known Use: 1600

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