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English definition of “rock-solid”

rock-solid

adjective     /ˌrɒkˈsɒlɪd/ US  /ˌrɑːkˈsɑːlɪd/
not likely to move or break: I've fixed the table - it's rock-solid now.Hard and firmImmobility
(Definition of rock-solid adjective from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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