American English

Definition of lump noun from the Oxford Advanced American Dictionary



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  1. 1a piece of something hard or solid, usually without a particular shape a lump of coal/cheese/wood This sauce has lumps in it.
  2. 2= sugar cube
  3. 3a swelling under the skin, sometimes a sign of serious illness He was unhurt apart from a lump on his head. Check your breasts for lumps every month.
  4. 4(informal) a heavy, lazy, or stupid person He's a big fat lump.
  5. Idioms
    have, etc. a lump in your throat
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    to feel pressure in the throat because you are very sad or emotional
    take your lumps (informal)
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    to accept bad things that happen to you without complaining We made mistakes but we took our lumps.
See the Oxford Advanced Learner's Dictionary entry: lump