n. 1 mess, litter, jumble; mishmash, olla podrida, confusion, hash, gallimaufry, hotchpotch or US also hodgepodge, muddle, farrago, medley I must insist that you clear up the clutter in your room at once That philosophy is a clutter of competing ideas. 2 confusion, tangle, chaos, disarray The town was a clutter of narrow, crooked, dark, and dirty lanes
v. 3 Often, clutter up. mess up, litter, strew, make a shambles of Please don't clutter up my desk with newspaper cuttings