To provide support or the promise of support to.
For the non-striker to take a few steps down the pitch, in preparation to taking a run, just as the bowler bowls the ball.
To move backwards, especially for a vehicle to do so.
To copy (data) so that it can be restored if the main copy is lost.
To undo one's actions.
For a fielder to position himself behind the wicket (relative to a team-mate who is throwing the ball at the wicket) so as to stop the ball, and prevent overthrows.
To fill up because of a backlog.
To halt the flow or movement of something.
To reconsider one's thoughts.
To move a vehicle backwards.
Coordinate terms: back away, back off, stand back
To serve, as in a customer-oriented mindset; to give support to.
To keep from falling.
To be designed (said of machinery, electronics, or computers, or their parts, accessories, peripherals, or programming) to function compatibly with or provide the capacity for.
To help, particularly financially.
To back a cause, party, etc., mentally or with concrete aid.
To verify; to make good; to substantiate; to establish; to sustain.
To answer questions and resolve problems regarding something sold.
To be accountable for, or involved with, but not responsible for.
To assume and carry successfully, as the part of an actor; to represent or act; to sustain.
An actor playing a subordinate part with a star.
Answers to questions and resolution of problems regarding something sold.
Evidence.
Something which supports.
An accompaniment in music.
Compatibility and functionality for a given product or feature.
Horizontal, vertical or rotational support of structures: movable, hinged, fixed.
Financial or other help.
A set whose elements are at least partially included in a given fuzzy set (i.e., whose grade of membership in that fuzzy set is strictly greater than zero).
in relation to a function, the set of points where the function is not zero, or the closure of that set.