sire is the dictionary form of sirer Definition of sire
sire has definitions from the field of zoology
1
[ verb ] make children

Examples

"Abraham begot Isaac" "Men often father children but don't recognize them"

2
[ noun ] the founder of a family

Synonyms

father forefather

Examples

"keep the faith of our forefathers"

3
[ noun ] a title of address formerly used for a man of rank and authority
4
[ noun ] (zoology) male parent of an animal especially a domestic animal such as a horse
*