[n] 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"
[n] a person with an unusual or odd personality
[adj] not having a common center; not concentric; "eccentric circles"
[adj] 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"; "the outlandish clothes of teenagers"; "outre and affected stage antics"
acentric, bizarre, case, character, eccentric person, flaky, freakish, freaky, geek, nonconcentric, oddball, off-center, off-centered, outlandish, outre, type, unconventional