Something that is across something such as a street, river, or area is on the other side of it. Anyone from the houses across the road could see him When I saw you across the room I knew I'd met you before. Across is also an adverb. They parked across from the Castro Theatre
When something happens across a place or organization, it happens equally everywhere within it. The film `Hook' opens across America on December 11
When something happens across a political, religious, or social barrier, it involves people in different groups. parties competing across the political spectrum across the board: see board
transversely; "the marble slabs were cut across" to the opposite side; "the football field was 300 feet across" in such a manner as to be understood and accepted; "she cannot get her ideas across
If you look across at a place, person, or thing, you look towards them. He glanced across at his sleeping wife breathtaking views across to the hills
You use across to say that a particular expression is shown on someone's face. An enormous grin spread across his face = over
If something is lying across an object or place, it is resting on it and partly covering it. She found her clothes lying across the chair The wind pushed his hair across his face. = over
in such a manner as to be understood and accepted; "she cannot get her ideas across