over

Over means above, on top of or higher in rank or authority. (preposition)

See over in Webster's New World College Dictionary

1. in, at, or to a position up from; higher than; above: a canopy over the bed, in water over his knees
2. on top of: a blanket over the bed
3. above, in various figurative uses: gloom hung over the town; the lecture went over our heads
across and down from or down upon: to fall over a cliff, to trip over a chair
while engaged in; during: we discussed it over dinner
upon the surface of: spread the icing over the cake
so as to cover or close: shutters over the windows
upon: said as of an effect or influence: he cast a spell over them
so as to show care, concern, etc. for: watching over a flock, hovering over the baby
above in authority, position, power, etc.: to rule over a nation
authorized or attested by: over his signature
in a course leading along or across, or above and to the other side of: fly over the lake
on the other side of: a city over the border
1. here and there in: the tourists dashed over the city
2. through all parts of: carefully going over my notes
during; through: over the past ten years
more than, or above, in degree, amount, number, etc.: a moderate increase over his current salary, a gift costing over five dollars
up to and including; until after: stay over Easter
in preference to: chose the red hat over the blue one
in spite of; in successful opposition to: we did it over his objections
about; concerning: a quarrel over politics
through the medium of; on: over the telephone or radio
Arith. divided by: 6 over 3 is 2

adverb

1. above, across, or to the other side
2. across the brim or edge
more; in excess; beyond: three hours or over
longer or till a time later: please stay over
throughout or covering the entire area: the wound healed over
from start to finish; through: go over it again
1. from an upright position: to fall over
2. upside down; into an inverted position: turn the cup over
again; another time: do it over
at or on the other side, as of an intervening space, or at or to a specified place: over in England, come over here
from one side, belief, viewpoint, etc. to another: they won him over
from one person, etc. to another: hand over the money

adjective

upper, outer, superior, excessive, or extra: often in combination [overcoat, overseer, oversupply]
done with; finished; past: his life is over
having reached the other side; having got across
Informal as a surplus; in excess; extra: to be three hours over for the week

noun

something in addition; excess; surplus
Cricket
1. the set number of balls bowled during a single turn at one end of the wicket
2. the period of time during which this takes place
Mil. a shot that hits or explodes beyond the target

transitive verb

to pass above and across

interjection

turn the page, sheet, etc. over
I have finished speaking for the moment — please respond: used in radio communication

See over in American Heritage Dictionary 4

(ōˈvər)

preposition

In or at a position above or higher than: a sign over the door; a hawk gliding over the hills.
a. Above and across from one end or side to the other: a jump over the fence.
b. To the other side of; across: strolled over the bridge.
c. Across the edge of and down: fell over the cliff.
On the other side of: a village over the border.
a. Upon the surface of: put a coat of varnish over the woodwork.
b. On top of or down upon: clubbed him over the head; tripped over the toys.
a. Through the extent of; all through: walked over the grounds; looked over the report.
b. Through the medium of; via: addressed us over the loudspeaker; can't tell you over the phone.
So as to cover: put rocks over a cave entrance; threw a shawl over her shoulders.
Up to or higher than the level or height of: The water was over my shoulders.
a. Through the period or duration of: records maintained over two years.
b. Until or beyond the end of: stayed over the holidays.
More than in degree, quantity, or extent: over ten miles; over a thousand dollars.
a. In superiority to: won a narrow victory over her rival; a distinct advantage over our competitors.
b. In preference to: selected him over all the others.
In a position to rule or control: The director presides over the meeting. There is no one over him in the department.
So as to have an effect or influence on: the change that came over you.
While occupied with or engaged in: a chat over coffee.
With reference to; concerning: an argument over methods.

adverb

Above the top or surface: climbed the ladder and peered over.
a. Across to another or opposite side: stopped at the curb, then crossed over.
b. Across the edge, brink, or brim: The coffee spilled over.
c. Across an intervening space: Throw the ball over.
a. Across a distance in a particular direction or at a location: lives over in England.
b. To another often specified place or position: Move your chair over toward the fire.
c. To one's place of residence or business: invited us over for cocktails.
Throughout an entire area or region: wandered all over.
a. To a different opinion or allegiance: win someone over.
b. So as to be comprehensible, acceptable, or effective; across: eventually got my point over.
To a different person, condition, or title: sign the property over.
So as to be completely enclosed or covered: The river froze over. Engineers sealed the tunnel entrance over.
Completely through; from beginning to end: Think the problem over. Let's read the memo over.
a. From an upright position: kicked the bookstand over.
b. From an upward position to an inverted or reversed position: turn the paper over.
Another time; again: counted his cards over; had to do it over.
In repetition: made me write it ten times over.
In addition or excess; in surplus: lots of food left over.
Beyond or until a specified time: stay a day over.
At an end: Summer is over.