a male parent of a child, or the sire of an animal
a man who relates to another in a way suggesting the relationship of father and child, esp in receiving filial respect
a forefather
(often Father) used as a respectful form of address: an old man
something personified as an old man
Old Father Time
(Father or the Father)
God
the first person of the Trinity
used esp as a title in the Roman Catholic Church: a priest of the regular clergy
(often Father) an early Christian writer accepted by the Church as authoritative
somebody who originates or institutes something
the father of radio
a source or origin
(usu in pl) any of the leading men, e.g. of a city