Definition of lumped:
(n) :
Something that protrudes, sticks out, or sticks together; a cluster or blob; a mound or mass of no particular shape.
(n) :
A swelling or nodule of tissue under the skin or in an internal part of the body.
(n) :
A group, set, or unit.
(n) :
A dull or lazy person.
(n) :
A fat person.
(v) :
(transitive) To treat as a single unit; to group together in a casual or chaotic manner (as if forming an ill-defined lump of the items).