across Meaning, Definition & Usage

  1. adverb to the opposite side
    • the football field was 300 feet across
  2. adverb transversely
    crosswise; crossways.
    • the marble slabs were cut across

WordNet

A*cross" preposition
Etymology
Pref. a- + cross: cf. F. en croix. See Cross, n.
Definitions
  1. From side to side; athwart; crosswise, or in a direction opposed to the length; quite over; as, a bridge laid across a river. Dryden.
A*cross" adverb
Definitions
  1. From side to side; crosswise; as, with arms folded across. Shak.
  2. Obliquely; athwart; amiss; awry. Obs.
    The squint-eyed Pharisees look across at all the actions of Christ. Bp. Hall.

Webster 1913