- The definition of a jot is a tiny amount of something.
An example of a jot is a thin smear of jam on a piece of toast.
- Jot is defined as to write something quickly.
An example of jot is to take quick notes during a meeting at a job site.
A woman jots a quick note.
jot definition by Webster's New World
Origin: Classical Latin iota ; from Classical Greek iōta, the letter i, the smallest letter (hence, very small thing): see iota
- jotter noun
jot definition by American Heritage Dictionary
Origin: Middle English jote, from Latin iōta, iota, from Greek, iota; see iota.