From Longman Dictionary of Contemporary Englishblood bankˈblood bank noun [countable]  MHa store of human blood to be used in hospital treatment
                                                    
                                                Examples from the Corpus
blood bank• It's as if Vlad the Impaler had been selected to run Britain's blood bank.• Still, there was always food here at the blood bank as well as plenty of sweetened fluids to quickly restore energy. 
