There are several ASL signs for different meanings for the concept "short".
Definition: Lasting or taking a small amount of time. E.g. a short time; a short story, a short answer, etc.
Shortly; soon (regional variation).
There are different signs for the concept of "measuring a small distance from end to end", sometimes in a single sign, often using classifiers. E.g. SHORT-SLEEVED. Examples below:
(person or sometimes animal) having little height; not tall. E.g. "a short person", "a cute small horse" (pony)
A string that is short.
A pencil that is short; a short pencil like one has sharpened a pencil for a period of time.
Pants that are short, unlike shorts, as if one grows up and the pants get smaller.
Written ASL digit for "SHORT" as in height contributed by Adrean Clark in the ASLwrite community, 2018.