Definitions:
measuring a small distance from end to end

lasting or taking a small amount of time

relatively small in extent

(of a vowel) categorized as short with regard to quality and length (e.g. in standard british english the vowel /ʊ/ in good is short as distinct from the long vowel /uː/ in food).

(of a person) terse; uncivil

(of odds or a chance) reflecting or representing a high level of probability

(of pastry) containing a high proportion of fat to flour and therefore crumbly.

(chiefly in sport) at, to, or over a relatively small distance

a drink of spirits served in a small measure.

a short film as opposed to a feature film.

a short sound such as a short signal in morse code or a short vowel or syllable

a short circuit.

a person who sells short.

a mixture of bran and coarse flour.

short-circuit or cause to short-circuit