Word.ws English Dictionary

caffeinate

/ˈkæfɪˌneɪt/

caffeinate verb: to add caffeine to something.

Verb

caffeinate (third-person singular simple present caffeinates, present participle caffeinating, simple past and past participle caffeinated)

  1. (transitive) To add caffeine to something.
  2. (intransitive, slang) To drink caffeinated beverages in order to increase one's energy or wakefulness or to enhance physical or mental performance.
    • After he's caffeinated, he makes the now familiar morning commute down George Washington Memorial Parkway to Langley.2014, Marc Guggenheim, Overwatch
  3. (slang, transitive) To inject tension into (a situation, etc.) for one's own amusement; to stir things up.
  4. (slang, transitive) To provoke (a person) for one's own amusement.

Antonyms of caffeinate

Forms of caffeinate

third-person singular presentcaffeinates
present participlecaffeinating
past participlecaffeinated
pastcaffeinated

Origin of caffeinate

From caffeine + -ate.

Words formed from caffeinate

Questions about caffeinate

What does caffeinate mean?
Caffeinate means to add caffeine to something.
What part of speech is caffeinate?
Caffeinate is a verb.
How do you pronounce caffeinate?
Caffeinate is pronounced /ˈkæfɪˌneɪt/.
What is the past tense of caffeinate?
The past tense of caffeinate is caffeinated.

Words near caffeinate in the dictionary

  1. Caffees
  2. caffeic
  3. caffeic acid
  4. caffein
  5. caffeina
  6. caffeinate
  7. caffeinated
  8. caffeinates
  9. caffeinating
  10. caffeinator
  11. caffeinators

Source and license

Adapted from Wiktionary: caffeinate (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-caffeinate.ogg.

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