1 noun destruction, lossscriosadh masc c m umilleadh masc c m ulot masc1 c m uthe ruination of the cityscriosadh na cathrach2 noun cause of destruction or lossover-spending is the ruination of many companiesróchaiteachas a scriosann go leor comhlachtaíthe drink was the ruination of himis é an t-ól a d'fhág drochbhail air, an t-ól a rinne a chabhóg