What is the meaning of Wide?

Having a large physical extent from side to side.

Large in scope.

Operating at the side of the playing area.

On one side or the other of the mark; too far sideways from the mark, the wicket, the batsman, etc.

Made, as a vowel, with a less tense, and more open and relaxed, condition of the organs in the mouth.

Vast, great in extent, extensive.

Located some distance away; distant, far.

Far from truth, propriety, necessity, etc.

Of or supporting a greater range of text characters than can fit into the traditional 8-bit representation.

away from or to one side of a given goal

So as to leave or have a great space between the sides; so as to form a large opening.

A ball that passes so far from the batsman that the umpire deems it unplayable; the arm signal used by an umpire to signal a wide; the extra run added to the batting side's score

Source: wiktionary.org

See also