From Longman Dictionary of Contemporary Englishcagouleca‧goule /kəˈɡuːl/ noun [countable] British EnglishDCC a thin coat with a hood that stops you from getting wet
Examples from the Corpus
cagoule• This can only be done on specified cliffs and a cagoule must be carried, though not necessarily worn.• So you'd better start packing - don't forget a cagoule.• A blue cagoule, and Nature Treks, my shoes that pinched, too small.• She emptied her bag and popped the new shoes inside, covered by her cagoule.• He's wearing a transparent blue plastic cagoule. 