Caffeine Definition & Meaning

caffeine
noun
  1. a bitter alkaloid found in coffee and tea that is responsible for their stimulating effects

"Caffeine" in song lyrics

See how caffeine is used in real songs:

  • "Codeine, morphine, nicotine, caffeine"
    Aceyalone — A Book of Human Language
  • "Here to keep the party up, I rap caffeine"
    Dilated Peoples — Caffeine
  • "Smooth as cup of Caffeine"
    Moka Only — Magnitude

Usage tips for "caffeine"

Understanding the precise definition of a word helps you use it with confidence. When using "caffeine" in your writing, consider whether you need the word itself or one of its synonyms — subtle differences in meaning can change the tone of a sentence. If you're writing poetry or song lyrics, check the rhymes for caffeine to find words that pair well.

Look up another word