Back Up meanings. All definitions of Back Up

phrasal verb back up If someone or something backs up a statement, they supply evidence to suggest that it is true. 3

phrasal verb back up If you back up a computer file, you make a copy of it which you can use if the original file is damaged or lost. 3

phrasal verb back up If an idea or intention is backed up by action, action is taken to support or confirm it. 3

phrasal verb back up If you back someone up, you show your support for them. 3

phrasal verb back up If you back someone up, you help them by confirming that what they are saying is true. 3

phrasal verb back up If you back up, the car or other vehicle that you are driving moves back a short distance. 3

phrasal verb back up If vehicles back up, they form a line of traffic which has to wait before it can move on. 3

phrasal verb back up If you back up, you move backwards a short distance. 3

verb back up to support or assist 3

verb back up (of a nonstriking batsman) to move down the wicket in readiness for a run as a ball is bowled 3

verb back up (of water) to accumulate 3

verb back up (of traffic) to become jammed behind an accident or other obstruction 3

verb back up to make a copy of (a data file), esp for storage in another place as a security copy 3

verb back up to print the second side of (a sheet) 3

verb back up to repeat an action immediately 3

noun back up a support or reinforcement 3

noun back up a reserve or substitute 3

noun back up (as modifier) 3

noun back up musical accompaniment, esp for a pop singer 3

noun back up the overflow from a blocked drain or pipe 3

noun back up a file or set of files copied for security purposes 3

noun back up to support or help 3

noun back up to move or go backward 3

noun back up to accumulate as the result of a stoppage 3

noun back up to take a position behind (a teammate) in case there should be a mishandled or erratically thrown ball 3

noun back up to make a standby or alternate copy of (data, a file, etc.) 3

noun back up the rear part of the human body, extending from the neck to the lower end of the spine. 1

noun back up the part of the body of animals corresponding to the human back. 1

noun back up the rear portion of any part of the body: the back of the head. 1

noun back up the whole body, with reference to clothing: the clothes on his back. 1

noun back up ability for labor; effort; endurance: He put his back into the task. 1

noun back up the part opposite to or farthest from the front; the rear part: the back of a hall. 1

noun back up the part that forms the rear of any object or structure: the back of a chair. 1

noun back up the part that covers the back: the back of a jacket. 1

noun back up the spine or backbone: The fall broke his back. 1

noun back up any rear part of an object serving to support, protect, etc.: the back of a binder. 1

noun back up Nautical, Aeronautics. the forward side of a propeller blade (opposed to face (def 20.)). 1

noun back up Aeronautics. the top part or upper surface of an aircraft, especially of its fuselage. 1

noun back up Bookbinding. the edge of a book formed where its sections are bound together. 1

noun back up the backs, grounds along the River Cam in back of certain colleges at Cambridge University in England: noted for their great beauty. 1

noun back up Architecture. extrados. 1

noun back up Carpentry. the upper side of a joist, rafter, handrail, etc. the area of interior wall between a window stool and the floor. 1

noun back up Mining. the roof of a stope or drift. 1

noun back up Sports. a player whose regular position is behind that of players who make initial contact with the opposing team, as behind the forward line in football or nearest the player's own goal in polo. the position occupied by this player. 1

verb with object back up to support, as with authority, influence, help, or money (often followed by up): to back a candidate; to back up a theory with facts. 1

verb with object back up to bet on: to back a horse in the race. 1

verb with object back up to cause to move backward (often followed by up): to back a car. 1

verb with object back up to furnish with a back: to back a book. 1

verb with object back up to lie at the back of; form a back or background for: a beach backed by hills. 1

verb with object back up to provide with an accompaniment: a singer backed by piano and bass. 1

ALL meanings of back up