Definition of "clumsy"

adjective:
- Awkward, lacking coordination, not graceful, not dextrous.
  
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- Not elegant or well-planned, lacking tact or subtlety.
  
  from Wiktionary, Creative Commons Attribution/Share-Alike License
- Awkward or inefficient in use or construction, difficult to handle or manage especially because of shape.
  
  from Wiktionary, Creative Commons Attribution/Share-Alike License
noun:
- A clumsy person.
  
  from Wiktionary, Creative Commons Attribution/Share-Alike License