The story
- Middle English · inherited frombreken bred
- English todaybreak bread
Inherited from Middle English breken bred; under medieval conditions, guests brought their own knives worn with them, which were their daggers they hunted and gathered with, then only fit to cut meat. From the expression “break bread with friends” the ellipsis “break bread” implying community developed.
Etymology from Wiktionary, CC BY-SA 4.0.