What is the meaning of summary?

noun

• A brief statement that presents the main points in a concise form.
  • usage: "he gave a summary of the conclusions"
  • synonyms: sum-up

adjective

• Performed speedily and without formality.
  • usage: "a summary execution"; "summary justice"
  • synonyms: drumhead
• Briefly giving the gist of something.
  • usage: "a short and compendious book"; "a compact style is brief and pithy"; "succinct comparisons"; "a summary formulation of a wide-ranging subject"
  • synonyms: compendious, compact, succinct