<p><strong>Noun</strong></p><ul><li>a piece or mass of solid matter without regular shape or of no particular shape: a lump of coal</li><li>a protuberance or swelling: a blow that raised a lump on his head</li><li>an aggregation, collection, or mass; clump: All the articles were piled in a great lump</li><li>a small block of granulated sugar, designed for sweetening hot coffee, tea, etc.: How many lumps do you take in your coffee?</li><li>the greater part or number; a large number: The great lump of voters are still undecided</li><li>harsh criticism, punishment, or defeat: The new theory came in for some lumps when other scholars heard of it</li><li>a heavy, clumsy, and usually stupid person</li></ul><p><strong>Adjective</strong></p><ul><li>in the form of a lump or lumps: lump sugar</li><li>made up of a number of items taken together; not separated or considered separately: The debts were paid in one lump sum</li></ul><p><strong>Verb</strong></p><ul><li>to unite into one aggregation, collection, or mass (often followed by together): We lumped the reds and blues together</li><li>to deal with, handle, consider, etc., in the lump or mass: to lump unrelated matters indiscriminately</li><li>to make into a lump or lumps: to lump dough before shaping it into loaves</li><li>to raise into or cover with lumps: a plow lumping the moist earth</li><li>to form or raise a lump or lumps: Stir the gravy so that it doesn't lump</li><li>to move heavily and awkwardly: The big oaf lumped along beside me</li></ul>