'mutual savings bank' definitions:

Definition of 'mutual savings bank'

(from WordNet)
noun
A state-chartered savings bank owned by its depositors and managed by a board of trustees [syn: mutual savings bank, MSB]

Definition of 'mutual savings bank'

From: GCIDE
  • mutual savings bank \mutual savings bank\ n. a state-chartered savings bank owned by its depositors and managed by a board of trustees. Abbreviated MSB. [WordNet 1.5]