racketとは何ですか?A device consisting of an oval frame with a tight interlaced network of strings and a handle, used to strike a ball or shuttlecock in various games.A wooden paddle, as one used in table tennis.A loud distressing noise. See Synonyms at noise.A dishonest business or practice, especially one that obtains money through fraud or extortion.An easy, profitable means of livelihood.Slang A business or occupation.To make or move with a loud distressing noise.To lead an active social life.