noun

1. a solid mass of no special shape, esp. one small enough to be taken up in the hand; hunk
2. 1. a small cube or oblong piece
   2. such a cube or piece made of sugar crystals bound together with sugar syrup
3. a swelling or protuberance, as one caused by a blow or formed by a tumor or cyst
4. 1. Obsolete aggregate or collection
   2. a great mass, amount, number, etc.
5. a dull, clodlike person
6. ☆ Informal hard blows, punishment, criticism, or the like: usually in get (or take) one's lumps or give someone his (or her) lumps

Etymology: ME lompe, lumpe, akin ? to Dan lompe, a mass, lump, Swed dial. lump, a block, stump, MHG lumpe, rag: see limp

adjective

transitive verb

1. to put together in a lump or lumps
2. to treat or deal with in a mass, or include in one group
3. to make lumps in

intransitive verb

1. to become lumpy
2. to move heavily and laboriously: usually with along