'hushed-up' definitions:

Definition of 'hushed-up'

(from WordNet)
adjective
(used of information or news) kept secret by using influence; "hushed-up stories sometimes leak out"

Definition of 'hushed-up'

From: GCIDE
  • hushed-up \hushed-up\ adj. kept secret; -- used of reports; as, hushed-up stories sometimes leak out. [WordNet 1.5]