'Big Board' definitions:
Definition of 'big board'
(from WordNet)
noun
noun
The large display board at the New York Stock Exchange that reports on stocks traded on the exchange
Definition of 'Big Board'
From: GCIDE
- Big Board \Big Board\ (b[i^]g" b[^o]rd`), prop. n. (Finance) The New York Stock Exchange; -- a nickname often used in financial reporting. [PJC]