QUERY definition: 1. a question, often expressing doubt about something or looking for an answer from an authority…. Learn more., Query Look up query in Wiktionary, the free dictionary. In general, a query is a form of questioning, in a line of inquiry. Query may also refer to:, A query is a question, especially one that you ask an organization, publication, or expert. [] 2. If you query something, you check it by asking about it because you are not sure if it is correct. [] 3. To query means to ask a question., Definition of query noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more., query (plural queries) A question, an inquiry (US), an enquiry (UK). The teacher answered the student’s query concerning biosynthesis., A query is a question, or the search for a piece of information. The Latin root quaere means "to ask" and it's the basis of the words inquiry, question, quest, request, and query..