The Oxford Thesaurus An A-Z Dictionary of Synonyms - zeron.

1) nil, null, nothing, nought or naught, aught, cipher, Cricket duck, Colloq nix, US goose-egg, nada, niente, Slang Brit (sweet) Fanny Adams or F.A., bugger-all, US zilch: Temperatures have remained below zero all day. The visiting team won three games, we won zero. 2) (rock) bottom, nadir: On a scale of one to ten, she is a zero. 3) nobody, nothing, nonentity, Slang US nebbish, bupkis: That fellow she married is a real zero. --v. 4) zero in on. focus on, pinpoint, fix on, home in on, concentrate on, bring to bear on: We zeroed in on the problem and then rapidly found the answer.