To comply with rules, standards, or laws. Employees must conform to the company's dress code.
To behave according to socially acceptable conventions or standards. She felt pressured to conform to the expectations of her peers.
To be similar in form or type; to match. The new building must conform to the architectural style of the neighborhood.
To cause (something) to comply with a rule, standard, or norm; to adapt or make consistent. The engineers conformed the software to the latest security standards.