narrow slices of thin, crisp toast.
Origin of Melba toast
First recorded in 1920–25; named after N. Melba
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
very thin crisp toast
Word Origin for Melba toast
C20: named after Dame Nellie Melba
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012