a title of address formerly used for a man of rank and authority
"The villagers bowed low when the duke rode into town, eagerly calling out to his sire as he passed."
male parent of an animal especially a domestic animal such as a horse
"The breeder carefully selected a champion stallion to sire the next generation of racehorses."
A lord, master, or other person in authority, most commonly used vocatively: formerly in speaking to elders and superiors, later only when addressing a sovereign.
"The commoner bowed low as he addressed the king as sire during the royal audience."
to father; to beget.
"The king's decree came as a surprise, revealing that his long-lost brother was actually the man who sired him."