Sire

n. [O. Fr. sire, from Lat. senior, an elder, elderly person. See SIR.]

1. A father; a progenitor. “And raise his issue like a loving sire.” Shak.
2. One who stands in the relation of a father, as a king or emperor;—used as a title of honor.
3. A creator; a maker; an author; an originator.

He died, who was the sire of an immortal strain, Poor, old, and blind. Shelley. 4. The male parent of a beast;—applied especially to horses; as, the horse had a good sire, but a bad dam. ☞ Sire is often used in composition; as, in grandsire, for grandfather; great-grandsire, great-grandfather.