Definition of "over" [o•ver]

• In or at a position above or higher than: a sign over the door; a hawk gliding over the hills. (preposition)
• Above and across from one end or side to the other: a jump over the fence. (preposition)
• To the other side of; across: strolled over the bridge. (preposition)
• Across the edge of and down: fell over the cliff. (preposition)
• On the other side of: a village over the border. (preposition)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "The praise and much of the intro for U2 was warranted… but Bono had to keep sliding back into the topic at hand (the aids epidemic in Africa) over and over… as if it were some cheap commercial plug in…"
• "Having passed the Styx, (much the smallest of the rivers,) you walk over a pile of large rocks, and are on the banks of Lethe; and looking back, you will see a line of men and women descending the high hill from the cave, which runs _over_ the river Styx."
• "’ Scott has grown-up to be a brisk-hearted jovial young man and Advocate: in vacation-time he makes excursions to the Highlands, to the Border Cheviots and Northumberland; rides free and far, on his stout galloway, through bog and brake, over the dim moory Debatable Land, —over Flodden and other fields and places, where, though he yet knew it not, his work lay."