The meaning of the Jackson 5's song "I Found That Girl" is about finding love and realizing the importance of having the right person in your life. The protagonist, who is singing to his mother, describes how his life has changed since finding the girl he believes is meant for him. He explains that his life is now filled with a new sensation and happiness, just as his mother had predicted. Love now has meaning for him, and he has a goal in life. The feeling he has for this girl has made his past experiences seem insignificant and distant. The protagonist expresses his understanding of what it means to be a man, which his mother had explained to him in the past. He believes that only the right girl can make him feel the way he does now. He praises this girl as a beautiful dream that he dreams about every night. She brings him joy and love, like a bird flying high in the sky. He considers her to be his sunlight at the end of a perfect day, bringing him warmth and happiness. The protagonist acknowledges that this girl has given him a reason to be alive. He recalls a moment when his mother told him to search for the right girl, and he believes that he has finally found her. In the end, the protagonist asks his mother to help him explain the love and happiness he has found with this special girl. The song showcases the joy and fulfillment that can come from finding the right person to share your life with.