S , s definition: 1. the 19th letter of the English alphabet 2. written abbreviation for South: 3. abbreviation for…. Learn more. Definition of S noun in Oxford Advanced Learner' s Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. An apostrophe followed by an " s " is used in English to create possessive nouns. For example, the noun dog becomes dog' s when you refer to something In Python, % s inside a string is a string formatting syntax that allows you to insert variables into a string. For example: "My name is % s ".
