nonstop UK /ˌnɒnˈstɒp/US /ˌnɑnˈstɑp/noun 3adjective 2adverb 1forms 1 noun3 •A nonstop journey, especially a nonstop flight. •A convenience store in parts of Europe, open 24 hours a day.There's usually something open on most holidays apart from the evening of 24 December when even the nonstops stop. — 2003 •A linguistic sound that is not a stop; a continuant.Some of these consonants are stops, some are non-stops (continuants, see 11.2); some are voiced, others voiceless. It doesn't therefore look as if these consonants can have anything in common. — 2009 adjective2 •Without stopping; without interruption or break.There's a nonstop flight to Mauritius, but I'm not sitting on the same plane for thirteen hours. •Describing a point mutation within a stop codon that causes the continued translation of an mRNA strand. adverb1 •Without stopping; without interruption or breakHe worked nonstop for fourteen hours yesterday, just so he could get today off. formsnonstops