To break into crumbs.
To fall apart; to disintegrate.
To mix (ingredients such as flour and butter) in such a way as to form crumbs.
A dessert of British origin containing stewed fruit topped with a crumbly mixture of fat, flour, and sugar.
To break off pieces, or have them broken off, especially with an axe etc; to splinter.
Spelter.
Heedless; clumsy; pert; saucy.
Brittle.