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English definition of “vacuous”


adjective uk   /ˈvæk.ju.əs/ formal us  
not expressing or showing intelligent thought or purpose: a vacuous remark/question/expression/smileStupid and sillyOf unsound mind
adverb uk   /-li/ us  
Stupid and sillyOf unsound mind
noun [U] uk   /-nəs/ (also vacuity,   /vəˈkjuː.ə.ti/    /-ə.t̬i/) us  
(Definition of vacuous from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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