Definition of God or goodness or heaven knows in English:

God (or goodness or heaven) knows

1Used to emphasize that one does not know something: God knows what else they might find
More example sentences
  • And heaven knows what the other tenants there must think.
  • And I really cannot be bothered to do any of the housework I've been putting off since, well, heaven knows when.
  • As for the houses which used to be on Clevelly Close, heaven knows how much they would be worth now, both in monetary terms and to the area's self-esteem.
2Used to emphasize the truth of a statement: goodness knows, I haven’t been perfect
More example sentences
  • Whatever you think of their relationship, and heaven knows it hasn't been an easy one, their love has endured.
  • ‘If it was like that for me, heaven knows, it must have been worse for others’, Mr Cook said.
  • It is easy to be derisory about politics in Ireland, and, heaven knows, there is much to be derisory about.
See parent entry: know

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Pronunciation: ˈnɔɪs(ə)m
adjective
having an extremely offensive smell