A quantity of no importance. Synonyms:aught, cipher, cypher, goose egg, naught, nil, nix, nothing, null, zero, zilch, zip, zippo."Reduced to nil all the work we had done" , "We racked up a pathetic goose egg" , "It was all for naught" , "I didn't hear zilch about it"
... double transfer affects the lines, numeral, and letters NADA of CANADA at the upper left corner and while not so distinct as No. 5 is nevertheless ... — The Stamps of Canada • Bertram Poole
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