1.  savings bank(n = noun.group) - a thrift institution in the northeastern United States; since deregulation in the 1980s they offer services competitive with many commercial banks;
is a kind of thrift institution
has particulars: msb, mutual savings bank, federal savings bank, fsb

2.  savings bank(n = noun.artifact) bank, coin bank, money box - a container (usually with a slot in the top) for keeping money at home; "the coin bank was empty"
is a kind of container
has particulars: penny bank, piggy bank

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