what is a quay
Full Definition of QUAY. : a structure built parallel to the bank of a waterway for use as a landing place. See quay defined for English-language learners. See quay defined for kids.ADVERTISEMENT.ull Definition of QUAY. : a structure built parallel to the bank of a waterway for use as a landing place. See quay defined for English-language learners. See quay defined for kids.
Wiktionary (4.00 / 1 vote) Rate this definition: quay (Noun). A stone or concrete structure on navigable water used for loading and unloading vessels; a wharf. quay (Verb). To land or tie up at a quay or similar structure, especially used in the phrase quay up.Origin: From cai, from chai (modern French: quai).uay. A structure of solid construction along a shore or bank that provides berthing and generally provides cargo-handling facilities. A similar facility of open construction is called a wharf. See also wharf.