Definitions of across:

  • adjective:   placed crosswise
    Example: "Seated with arms across"
  • adverb:   transversely
    Example: "The marble slabs were cut across"
  • adverb:   to the opposite side
    Example: "The football field was 300 feet across"
  • adverb:   in such a manner as to be understood and accepted
    Example: "She cannot get her ideas across"