[f. LUMPY + -NESS.] Lumpy quality or condition. Also concr.
1805. R. W. Dickson, Pract. Agric., I. 27. To reduce and break down the lumpiness, and bring the land into a fine state.
1874. Van Buren, Dis. Genit. Org., 7. A lumpiness may be left behind at the point of injury.
1886. J. K. Jerome, Idle Thoughts, 19. They [sc. a childs new shoes] lack symmetry and curve, and possess an indescribable appearance of lumpiness.