One of the sons of Isaac and Rebecca, and twin brother of Esau; father of the Israelites (Jews and Samaritans). / A male given name from Hebrew.

A breed of multihorned sheep.

An English surname originating as a patronymic derived from Jacob.

(UK, slang) Testicles (sometimes spelt Jacob's).

Alternative form of Jacobs

Of or relating to the biblical Jacob.

copperleaf

A fictional man who appears as a ghost in Charles Dickens' A Christmas Carol, warning his former business partner Ebenezer Scrooge against being greedy and selfish.

plural of Jacob's ladder

(biblical) A ladder leading to heaven. / (botany) A flowering plant of the genus Polemonium. / (nautical) A rope ladder from the ratline to the upper mast.