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English definition of “God knows”

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God knows

informal
used to emphasize that you do not understand something at all or have no knowledge of something at all: God knows where he's put the keys! "What did he mean by that?" "God knows!"
Translations of “God knows”
in Chinese (Traditional) (用於強調不理解或不知道某事)天曉得…
in Chinese (Simplified) (用于强调不理解或不知道某事)天晓得…
(Definition of God knows from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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