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English definition of “lackadaisical”

lackadaisical

adjective uk   /ˌlæk.əˈdeɪ.zɪ.kəl/ formal us  
showing little enthusiasm and effort: The food was nice enough but the service was rather lackadaisical.
lackadaisically
adverb uk   /-kəli/ us  
(Definition of lackadaisical from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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