Mac says "Thumbs Up" is basically a "movement" he has going within his fan base that is all about having a positive outlook towards life. It sits right along with "Most Dope" He explains at the beginning of this video: Relevant words: "My Thing is.. like ... read more
A thumbs-up or a thumbs-up sign is a sign that you make by raising your thumb to show that you agree with someone, that you are happy with an idea or situation, or that everything is all right. read more
A thumb signal, usually described as a thumbs-up or thumbs-down, is a common hand gesture achieved by a closed fist held with the thumb extended upward or downward in approval or disapproval, respectively. read more