frosterEtymologyFrom frost + -er.nounOne who applies frosting.“A froster and a cake sealer had repeated attacks of dermatitis on returning to their work, although the cause could not be ascertained.”A kind of freezer for food.“To standardize his rapid-freeze process, Birdseye devised an iron container with steel plates. Within them he placed packages of fresh fish in a low-temperature brine refrigerant. Knowing that the public would be wary, Birdseye named the contraption a froster rather than a freezer.”