'Goose egg' definitions:

Definition of 'goose egg'

From: WordNet
noun
A quantity of no importance; "it looked like nothing I had ever seen before"; "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" [syn: nothing, nil, nix, nada, null, aught, cipher, cypher, goose egg, naught, zero, zilch, zip, zippo]

Definition of 'Goose egg'

From: GCIDE
  • Goose egg \Goose egg\
  • 1. In games, a zero; a score or record of naught; -- so named in allusion to the egglike outline of the zero sign 0. Called also duck egg. [Slang] [Webster 1913 Suppl.]
  • 2. A bump on the skin caused by a blow, especially one on the head. [PJC]