conform meaning, definition, what is conform: to behave in the way that most other peo...: Learn more. Conform definition: To be similar in form or pattern. Conform means to behave according to the usual standards of behaviour that are expected by a group or society, or to obey a law or rule. Learn how to use conform in different contexts, with synonyms, antonyms, and related words. Learn the meaning of conform as a verb, with synonyms, pronunciation, and usage examples. Conform means to be or behave in accordance with a standard, rule, or expectation, or to be similar to something else.