turlough Syllabification: (tur·lough)Pronunciation: /ˈtərˌlôKH/Definition of turlough noun (in Ireland) a low-lying area on limestone that becomes flooded in wet weather through the welling up of groundwater. Origin: late 17th century: from Irish turloch, from tur 'dry' + loch 'lake'turlough in other Oxford dictionaries Definition of turlough in the British & World English dictionary