Definition of umbered:
(n) :
A brown clay, somewhat darker than ochre, which contains iron and manganese oxides.
(adj) :
Of a reddish brown colour, like that of the pigment.
(v) :
(transitive) To give a reddish-brown colour to.
(n) :
A dusky brown African wading bird (Scopus umbretta) allied to the shoebill and herons; a hamerkop.
(n) :
A grayling.
(n) :
Alternative form of umbrere. [(historical) In medieval armour, a visor, or projection like the peak of a cap, to which a fixed or movable faceguard was sometimes attached.]