noun

1. A (generally human) male who begets a child.

   “My father was a strong influence on me.”

2. A male ancestor more remote than a parent; a progenitor; especially, a first ancestor.

3. A term of respectful address for an elderly man.

   “Come, father; you can sit here.”

Synonyms: granddaddy, mother

verb

1. To be a father to; to sire.

2. To give rise to.

3. To act as a father; to support and nurture.