Definition of crostini
: small slices of usually toasted bread topped with a spread or other food
Origin and Etymology of crostini
Italian, plural of crostino, from crosta crust, rind, from Latin crusta shell, crust — more at crust
First Known Use: 1945
Seen and Heard
What made you want to look up crostini? Please tell us where you read or heard it (including the quote, if possible).