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English definition of “solid”

solid

adjective (CONTINUOUS)    /ˈsɒl.ɪd/ US  /ˈsɑː.lɪd/
continuing for a period of time without stopping: I slept for eleven solid hours. The hotel was booked solid all of December.Continuous and permanent
(Definition of solid adjective (CONTINUOUS) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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