Pistol or pistol, and similar words, can mean:-

• A pistol is a small gun typically held and fired in one hand.
• A pistole is a type of coin.
• A pistil is part of a flower.
• There is a character called Pistol in these Shakespeare plays:-
  • Merry Wives of Windsor
  • Henry IV, Part 2 and Henry V (the same character in both)
• A pistol is also the mechanical components of a fuse in a bomb or torpedo responsible for firing the detonator.
• In some English dialects, a pistol can be a human with a particular type of mentality:-
  • In Shakespeare, (e.g. used for Falstaff): a creative and unpredictable jokester, a constant source of entertainment and surprises.
  • In the south of the USA, similarly: usually a small boy who is bright, alert, and very active.
• Sex Pistols, famous British music band