Merriam-Webster Collegiate Dictionary - over

 I. adverb  Etymology: Middle English, adverb & preposition, from Old English ofer; akin to Old High German ubar (preposition) above, beyond, ~, Latin super, Greek hyper  Date: before 12th century  1.  a. across a barrier or intervening space; especially across the goal line in football  b. forward beyond an edge or brink and often down wandered too near the cliff and fell ~  c. across the brim soup boiled ~  d. so as to bring the underside up turned his cards ~  e. from a vertical to a prone or inclined position knocked the lamp ~  f. from one person or side to another hand it ~  g. across got his point ~  h. to one's home invite some friends ~  i. on the other side of an intervening space the next town ~  j. to agreement or concord won them ~  2.  a.  (1) beyond some quantity, limit, or norm often by a specified amount or to a specified degree show ran a minute ~  (2) in an excessive manner ; inordinately  b. till a later time (as the next day) ; ~night stay ~ sleep ~  3.  a. above  b. so as to c~ the whole surface windows boarded ~  4. — used on a two-way radio circuit to indicate that a message is complete and a reply is expected  5.  a. through read it ~; also in an intensive or comprehensive manner  b. once more ; again do it ~  II. preposition  Date: before 12th century  1. — used as a function word to indicate motion or situation in a position higher than or above another towered ~ his mother flew ~ the lake rode ~ the old Roman road  2.  a. — used as a function word to indicate the possession of authority, power, or jurisdiction in regard to some thing or person respected those ~ him  b. — used as a function word to indicate superiority, advantage, or preference a big lead ~ the others  c. — used as a function word to indicate one that is ~come, circumvented, or disregarded passed ~ the g~nor's veto  3.  a. more than cost ~ $5  b. above 4  4.  a. — used as a function word to indicate position upon or movement down upon laid a blanket ~ the child hit him ~ the head  b.  (1) all through or throughout showed me ~ the house went ~ his notes  (2) — used as a function word connecting one mathematical set and another whose elements are coefficients or values of parameters used to form elements of the first set polynomials ~ the field of real numbers  c. — used as a function word to indicate a particular medium or channel of communication ~ the radio  5. — used as a function word to indicate position on or motion to the other side or beyond lives ~ the way fell ~ the edge  6.  a. throughout, during ~ the past 25 years  b. until the end of stay ~ Sunday  7.  a. — used as a function word to indicate an object of solicitude, interest, consideration, or reference the Lord watches ~ his own  b. — used as a function word to indicate the object of an expressed or implied occupation, activity, or concern trouble ~ money met with advisers ~ lunch  III. adjective  Date: before 12th century  1.  a. upper, higher  b. outer, c~ing  c. excessive ~ imagination  2.  a. not used up ; remaining something ~ to provide for unusual requirements — J. A. Todd  b. having or showing an excess or surplus  3. being at an end the day is ~  4. fried on both sides ordered two eggs ~  IV. transitive verb  (~ed; ~ing)  Date: 1837 to leap ~