- 1sire something to be the male parent of an animal, especially a horse
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- 2sire something (old-fashioned or humorous) to become the father of a child
sire
verbNAmE//ˈsaɪər//
Verb Forms present simple I / you / we / they sire he / she / it sires
past simple sired
-ing form siring
Check pronunciation: sire