What is the meaning of sire?

noun

• A title of address formerly used for a man of rank and authority.
• The founder of a family.
  • usage: "keep the faith of our forefathers"
  • synonyms: forefather, father
• Male parent of an animal especially a domestic animal such as a horse.

verb

• Make children.
  • usage: "Abraham begot Isaac"; "Men often father children but don't recognize them"
  • synonyms: beget, get, engender, father, mother, generate, bring forth