from The American Heritage® Dictionary of the English Language, 4th Edition
- Jacobs, Aletta 1854-1929. Dutch physician who opened the world's first birth control clinic in Amsterdam in 1882.
- Jacobs, Helen Hull 1908-1997. American tennis player who won the U.S. Open singles title four times (1932-1935) and the Wimbledon singles title in 1936.
- Jacobs, Jane 1916-2006. American writer whose works, including The Death and Life of Great American Cities (1961), challenge traditional theories and methods of urban planning.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. testicles (sometimes spelt Jacob's)
- proper n. An English patronymic surname derived from Jacob.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. English writer of macabre short stories (1863-1943)
- n. Dutch physician who opened the first birth control clinic in the world in Amsterdam (1854-1929)
- n. United States writer and critic of urban planning (born in 1916)
Cockney rhyming slang - Jacob's Cream Crackers = knackers (Wiktionary)