In black rap, "XXX in the house" is usually a mantra or idiom, which has no practical significance. It is usually used to express the confidence and personality of rappers and add some sense of rhythm and rhythm to songs. In some cases, it may also be an iconic slogan or slogan to emphasize a person's personal brand or image. This mantra usually has no practical significance in music, but is used as an idiom or a symbolic slogan.