Real Dictionary

cross adjective use
Someone who is cross is rather angry or irritated.

cross in American English
an upright post with a bar across it near the top, to which the ancient Romans fastened convicted persons to die
noun: a structure consisting essentially of an upright and a transverse piece, upon which persons were formerly put to death

cross in British English
noun: a structure or symbol consisting essentially of two intersecting lines or pieces at right angles to one another

Cross in British English 1
noun: the cross on which Jesus Christ was crucified

Cross in British English 2
noun: Richard Assheton, 1st Viscount. 1823–1914, British Conservative statesman, home secretary (1874–80); noted for reforms affecting housing, public health, and the employment of women and children in factories

cross verb and noun uses
verb: A road, railway, or bridge that crosses an area of land or water passes over it.
verb: If you cross something such as a room, a road, or an area of land or water, you move or travel to the other side of it. If you cross to a place, you move or travel over a room, road, or area of land or water in order to reach that place.
verb: Lines or roads that cross meet and go across each other.

cross- in American English
cross (in various senses) or across
combining form

cross- in British English
combining form: indicating action from one individual, group, etc, to another