noun

1. a mark made of two crossed lines (), often used as a signature by people who cannot write their names
2. a pattern made of crossed lines
3. a being confused or at cross-purposes

Etymology: ME Christcros, Christ's cross, the cross at the head of an alphabet, for the symbol X (Gr χ), abbrev. of Christ (Christos)

adjective

transitive verb

1. to mark or cover with crossing lines
2. to move to and fro across

intransitive verb

adverb

1. crosswise
2. awry