ENTERTAIN [I, T] › to entertain people by acting, singing, dancing, etc: She has performed all over the world. The orchestra will perform music by Mozart. DO [T] formal › to do a job or a piece of work: In the future, many tasks will be performed by robots. Surgeons performed the operation in less than two hours.
perform well/badly, etc › If something performs well, badly, etc, it works that way: These cars perform poorly at high speeds.