adjective
Having a large physical extent from side to side.
Large in scope.
(slang, derogatory, humorous) Overweight, obese.
(sports) 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.
(phonetics, dated) Made, as a vowel, with a less tense, and more open and relaxed, condition of the organs in the mouth.
(Scotland, Northern England, now rare) Vast, great in extent, extensive.
(obsolete) Located some distance away; distant, far.
(obsolete) Far from truth, propriety, necessity, etc.
(computing) Of or supporting a greater range of text characters than can fit into the traditional 8-bit representation.
(British, slang, only in "wide boy") Sharp-witted.
adverb
extensively
completely
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.
noun
(cricket) 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