WordWeb Online

1. A compact mass
   "a lump of mud caught him on the shoulder";
   - ball, clod, glob, clump, chunk
    
2. An abnormal protuberance or localized enlargement
   - swelling, puffiness
    
3. An awkward stupid person
   - lout, clod, stumblebum [N. Amer], goon, oaf, lubber, lummox, gawk
    
4. A large piece of something without definite shape
   "a lump of coal";
   - hunk

1. Put together indiscriminately
   "lump together all the applicants";
   - chunk
    
2. Group or chunk together in a certain order or place side by side
   - collocate, chunk

Derived forms: lumps, lumping, lumped

Type of: accumulate, agglomeration, amass, clumsy person, collect, compile, enlargement, group, hoard, part, piece, pile up, roll up, symptom

Encyclopedia: Lump