Lackadaisical
Adjective
UK
/ˌlæk.əˈdeɪ.zɪ.kəl/
US
/ˌlæk.əˈdeɪ.zɪ.kəl/
Level: c2
Definition
Lacking enthusiasm or determination.
Example
"His lackadaisical attitude cost him his job."
"The team's lackadaisical performance disappointed fans."
"She took a lackadaisical approach to studying for exams."
Explanation
Showing little interest or effort; lazy or careless in attitude.