eccentric in WordNet English dictionary

1. conspicuously or grossly unconventional or unusual
   "restaurants of bizarre design--one like a hat, another like a rabbit"; "famed for his eccentric spelling"; "a freakish combination of styles"; "his off-the-wall antics"; "the outlandish clothes of teenagers"; "outre and affected stage antics"
   bizarre  eccentric  freakish  freaky  flaky  flakey  gonzo  off-the-wall  outlandish  outre 
   
2. not having a common center; not concentric
   "eccentric circles"
   eccentric  nonconcentric 
   

1. a person of a specified kind (usually with many eccentricities)
   "a real character"; "a strange character"; "a friendly eccentric"; "the capable type"; "a mental case"
   character  eccentric  type  case 
   
2. a person with an unusual or odd personality
   eccentric  eccentric person  flake  oddball  geek