Shanghai (Chinese: ¿¿): Former small town, since 1927 a municipality near the estuary of the Yangtze; nowadays the largest city in China and one of the largest ports in the world. Shibboleth (noun): A word, pronunciation or choice of phrasing, which is distinctive of a particular group of people (and might be regarded by others as empty of real meaning). Shanghai Shibboleth (proper noun): Title of a travelogue poetry collection from the southern Yangtze Delta, by the Swedish poet Kristian Carlsson.