AskDefine | Define crackpot

Dictionary Definition

crackpot n : a whimsically eccentric person [syn: crank, nut, nut case, nutcase, fruitcake, screwball]

User Contributed Dictionary




  1. An eccentric, crazy or foolish person. A kook.
    Time will tell whether he is a crackpot or a genius for promoting that sort of idea.
  2. Someone addicted to crack cocaine (i.e. a drug addict). See also crackhead.


  1. Eccentric or impractical
    a crackpot idea

Extensive Definition

For the perjoritive term, see Crank (person)
For the Yorkshire village, see Crackpot, North Yorkshire.

Synonyms, Antonyms and Related Words

alien, aliene, bedlamite, borderline case, case, character, crackbrain, crank, cuckoo, dement, demoniac, ding-a-ling, dingbat, eccentric, energumen, erratic, fanatic, flake, fou, freak, harebrain, hermit, hobo, idiot, kook, lone wolf, loner, loon, loony, lunatic, madman, maniac, maverick, meshuggenah, natural, noncompos, nonconformist, nut, odd fellow, oddball, oddity, original, outsider, pariah, phrenetic, queer duck, queer fish, queer specimen, rara avis, raving lunatic, recluse, screwball, solitary, strange duck, tramp, type, weirdo, zealot
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