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| nub [ nub ] (plural nubs) |
noun |
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| Definition: |
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1. central issue: the main point or most important part of a problem or argument
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2. small lump: a small lump or chunk
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3. small projection: a small protuberance
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| [Late 16th century. < Middle Low German knubbe, variant of knobbe "knob"] |
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 nub·by adjective |
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