Crumb of bread; used especially for coating or thickening WordNet 3.0 & Open English WordNet

Bread crumbs or breadcrumbs consist of crumbled bread of various dryness, sometimes with seasonings added, used for breading or crumbing foods, topping casseroles, stuffing poultry, thickening stews, adding inexpensive bulk to soups, meatloaves and similar foods, and making a crisp and crunchy covering for fried foods, especially breaded cutlets like tonkatsu and schnitzel. Wikipedia

Small particles of dry bread. Wikipedia Disambiguation

Particles of bread Wikipedia Disambiguation

residue of dried bread Wikidata

A tiny piece of bread, either one that falls from bread as it is cut or eaten, or one made deliberately by crumbling bread. Wiktionary

Tiny piece of bread. Wiktionary (translation)