Word.ws English Dictionary

sicko

UK/ˈsɪkəʊ/US/ˈsɪkoʊ/

sicko noun: a person with unpleasant tastes, views or habits.

Noun

sicko (plural sickos or sickoes)

  1. (derogatory, slang) A person with unpleasant tastes, views or habits.
    • But in fact, the murders have been committed by an army of sickos, a phalanx of wild-eyed droolers led by a monster goon with a concrete jaw and a Neanderthal brow.1986 June 9, David Denby, Movies: Poison, New York, page 130
    • We can′t say that it is our responses of horror and revulsion that are upsetting to the youth; therefore, those attracted to them are deviants, sickos, who should be cured/punished like the homosexuals of the forties and fifties.1997, Shannon Bell, Chapter 5: On ne peut pas voir l′image [The image cannot be seen], Brenda Cossman, Shannon Bell, Lise Gotell, Becki L. Ross, Bad Attitude/s on Trial: Pornography, Feminism, and...
    Synonyms:
    weirdo
  2. (derogatory, slang) A mentally ill person.
    • So come on, doc, precisely which kind of sicko is America? You might plump for depressed (isolationist), psychopathic (lack of empathy) or even psychotic (barking mad - what P.G. Wodehouse referred to as "thinking you're a poached egg").2003, Adbusters
    • You're a gambler, huh? A sicko like Essay?2011, Rick Bennet, King of a Small World: A Poker Novel, →ISBN
  3. A physically ill person.
    • The amazing Mr. Sick Day [Milo Filbum] has missed an amazing 73% of 1,020 work days for such ailments as a toothache, [...] "I finally gave the sicko his walking papers when other people started doing the same thing — calling in sick and all," the manager [said] ...1993, Weekly World News, page 5
    • Sicko status: Can you keep going even when you're feeling out of sorts?2007, James Moore, Judi James, How to be a Teenage Millionaire, →ISBN

Adjective

sicko (comparative more sicko, superlative most sicko)

  1. Characterized by depraved tastes or habits; deviant.
    • “Your kid isn't nuts.” “Ever had one of his broccoli-and-asparagus omelets? Kid eats another vegetable, I'm going to ram a carrot down his throat until he gags.” “Most parents would kill for a kid like yours. Come on, admit it. This kid was sicko.”1996, Mark Richard Zubro, Another Dead Teenager: A Paul Turner Mystery, St. Martin's Griffin, →ISBN
    • The damage level was sicko, even Eddy had been taken aback when they'd first gone inside, scared but trying to hide it. What was Eddy doing? "One last thing I wanna get," he'd said, and then disappeared back into the house. Now he was ...1998, Daniel Hecht, Skull Session, New York: Viking

Examples of sicko in a sentence

  • The sicko who raped a dead man for more than 30 minutes aboard a Manhattan subway last year will spend five years behind bars — after he sat speechless during his sentence Wednesday.2026 June 17, Greg Carlton, “Illegal migrant who raped a corpse on NYC subway is slapped with 5 years in prison”, in New York Post...
  • It was at this time that the lesbian "sicko" became the dominant image of the woman who loved other women and curing lesbians on the couch became a big business in America.2012, Lillian Faderman, Odd Girls and Twilight Lovers, →ISBN, page 130:
  • I couldn't hide that I was a sicko and different from the norm.2012, Lenore Rowntree, Andrew Boden, Hidden Lives: Coming Out on Mental Illness, →ISBN, page 101:
  • Sickos: If it seems like your toddler is always sick, it's because they are.2008, Stefanie Wilder-Taylor, Naptime Is the New Happy Hour: And Other Ways Toddlers Turn Your Upside Down, →ISBN:

Synonyms of sicko

Forms of sicko

Noun
pluralsickos
pluralsickoes
Adjective
comparativemore sicko
superlativemost sicko

Origin of sicko

From sick + -o (“person with characteristic”).

Words formed from sicko

Words that rhyme with sicko

Questions about sicko

What does sicko mean?
Sicko means a person with unpleasant tastes, views or habits.
How do you use sicko in a sentence?
The sicko who raped a dead man for more than 30 minutes aboard a Manhattan subway last year will spend five years behind bars — after he sat speechless during his sentence Wednesday.
What part of speech is sicko?
Sicko can be a noun or an adjective.
How do you pronounce sicko?
Sicko is pronounced /ˈsɪkəʊ/ (UK).
What is the plural of sicko?
The plural of sicko is sickos.

Words near sicko in the dictionary

  1. sicknotes
  2. sicknurse
  3. sicknursed
  4. sicknurses
  5. sicknursing
  6. sicko
  7. sickoes
  8. sickopath
  9. sickopaths
  10. sickos
  11. sickout

Source and license

Adapted from Wiktionary: sicko (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Pronunciation audio from Wikimedia Commons, each file under its own free license: en-au-sicko.ogg.

Cite this entry: “sicko.” Word.ws, https://word.ws/sicko. Based on Wiktionary, CC BY-SA 4.0.