1. noun /ˈɹuːɪn,ɹʊɪ̪n/
The monastery has fallen into ruin.
b) The state of being a ruin, destroyed or decayed.
Gambling has been the ruin to many.
2. verb /ˈɹuːɪn,ɹʊɪ̪n/
a) to cause the ruin of.
In one way, indeed, he bade fair to ruin us; for he kept on staying week after week, and at last month after month, so that all the money had been long exhausted...
b) To destroy or make something no longer be able to be for good use.
He ruined his new white slacks by accidentally spilling oil on them.
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