An upright post with a transverse piece near the top, on which condemned persons were executed in ancient times. The upright post with a transverse piece upon which Jesus was crucified. A crucifix. Any of various modifications of the cross design, such as a Latin cross or Maltese cross. A medal, emblem, or insignia in the form of a cross. The Christian religion; Christianity. In Christianity, a sign made by tracing the outline of a cross with the right hand upon the forehead and chest as a devotional act. A trial, affliction, or frustration. See Synonyms at burden1. A mark or pattern formed by the intersection of two lines, especially such a mark (X) used as a signature. A movement from one place to another, as on a stage; a crossing. A pipe fitting with four branches in upright and transverse form, used as a junction for intersecting pipes. Biology A plant or animal produced by crossbreeding; a hybrid. Biology The process of crossbreeding; hybridization. One that combines the qualities of two other things: a novel that is a cross between romance and satire. Sports A hook thrown over an opponent's punch in boxing. Law An act or instance of cross-examining; a cross-examination. The Southern Cross. Slang A contest whose outcome has been dishonestly prearranged. To go or extend across; pass from one side of to the other: crossed the room to greet us; a bridge that crosses the bay. To carry or conduct across something: crossed the horses at the ford. To extend or pass through or over; intersect: Elm Street crosses Oak Street. To delete or eliminate by or as if by drawing a line through: crossed tasks off her list as she did them. To make or put a line across: Cross your t's. To place crosswise one over the other: cross one's legs. To make the sign of the cross upon or over as a sign of devotion.