From WordNet (r) 2.0 (August 2003) [wn]:
across
adj : placed crosswise; "spoken with a straight face but crossed
fingers"; "crossed forks"; "seated with arms across"
[syn: crossed] [ant: uncrossed]
adv 1: to the opposite side; "the football field was 300 feet
across"
2: in such a manner as to be understood and accepted; "she
cannot get her ideas across" [syn: over]
3: transversely; "the marble slabs were cut across" [syn:
crosswise, crossways]
From The Collaborative International Dictionary of English v.0.48 [gcide]:
Across \A*cross"\ (#; 115), prep. [Pref. a- + cross: cf. F. en
croix. See Cross, n.]
From side to side; athwart; crosswise, or in a direction
opposed to the length; quite over; as, a bridge laid across a
river. --Dryden.
[1913 Webster]
To come across, to come upon or meet incidentally.
--Freeman.
To go across the country, to go by a direct course across a
region without following the roads.
[1913 Webster]
From The Collaborative International Dictionary of English v.0.48 [gcide]:
Across \A*cross"\, adv.
1. From side to side; crosswise; as, with arms folded across.
--Shak.
[1913 Webster]
2. Obliquely; athwart; amiss; awry. [Obs.]
[1913 Webster]
The squint-eyed Pharisees look across at all the
actions of Christ. --Bp. Hall.
[1913 Webster]