CEFR C1

lackadaisical

adjective

Meaning

lackadaisical means showing no interest, vigor, determination, or enthusiasm. It can have more than one sense, so use the alternate meanings and examples to choose the meaning that matches your sentence.

Examples

  • the lackadaisical look on his face
  • The writer described the response as lackadaisical.

Synonyms: languid, lethargic, listless, unenthusiastic, uninterested