Word.ws English Dictionary

rohypnol

Syllables: Ro·hyp·nol/ɹoʊˈhɪp.nɑl/

rohypnol noun: flunitrazepam, a hypnotic drug (sleeping pill), sometimes used as a date rape drug.

Noun

rohypnol (countable and uncountable, plural rohypnols)

  1. (uncountable) Flunitrazepam, a hypnotic drug (sleeping pill), sometimes used as a date rape drug.
    • Why are you drinking rohypnol, Jen? Flunitrazepam, histomet... Yep, that's definitely rohypnol. Are you having problems with insomnia or?2007 September 28, Graham Linehan, “Men Without Women”, in The IT Crowd, season 2, episode 6, spoken by Maurice Moss (Richard Ayoade)
    Synonyms:
    roaches, roofie, rope, Rufalin
  2. (countable) A tablet of flunitrazepam.

Proper noun capitalized: Rohypnol

Rohypnol

  1. Flunitrazepam, a hypnotic drug (sleeping pill), sometimes used as a date rape drug.
    • Ten milligrams of Rohypnol before I take her to the ER will eradicate all memory of the last month of her life, let alone this evening. They’ll simply think some overjuiced undergrad date-raped her; it happens all the time.2001 July 31, Ross LaManna, chapter 26, in Acid Test, New York, N.Y.: Ballantine Books, →ISBN, page 232
    • Both Rohypnol and Seconal are physically addictive, and use of all three drugs rapidly builds up tolerance.2001 October 14, Jason Burke, “Death of a princess”, in The Observer, London: Guardian News & Media, →ISSN, →OCLC, archived from the original on 10 May 2014
    Synonyms:
    flunitrazepam

Synonyms of rohypnol

Forms of rohypnol

Noun
pluralrohypnols
Proper noun
alternative formrohypnol

Origin of rohypnol

Genericized trademark of Rohypnol, a brand-name drug owned by F. Hoffmann-La Roche.

From Ro(che) + hypno- + -ol, from the brand name F. Hoffmann-La Roche (known simply as Roche). First attested in the 1970s.

Words formed from rohypnol

Questions about rohypnol

What does rohypnol mean?
Rohypnol means flunitrazepam, a hypnotic drug (sleeping pill), sometimes used as a date rape drug.
What part of speech is rohypnol?
Rohypnol can be a noun or a proper noun.
How do you pronounce rohypnol?
Rohypnol is pronounced /ɹoʊˈhɪp.nɑl/ (US).
What is the plural of rohypnol?
The plural of rohypnol is rohypnols.

Words near rohypnol in the dictionary

  1. Rohtas
  2. rohu
  3. rohus
  4. Rohwer
  5. Rohwers
  6. rohypnol
  7. ROI
  8. Roi Et
  9. roi fainéant
  10. Roi-Namur
  11. roial

Source and license

Adapted from Wiktionary: rohypnol (page history and authors); Rohypnol (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: Rohyponol.wav.

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