Of or relating to the biblical Jacob.

Alternative form of Jacobs

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).

copperleaf

(biblical) The stone mentioned in the Book of Genesis as having been used as a pillow by the Israelite patriarch Jacob at the place later called Bet-El. Since Jacob had a vision in his sleep, he then consecrated the stone to God. More recently, the stone has been claimed by Scottish folklore and British Israelism.

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.