The song "3 Lines" by Jay Critch is about his experiences with getting too high on drugs, specifically pouring three lines into his juice. The lyrics also touch on his determination to succeed in the music industry, his loyalty to his friends and family, and his wealth and success. He talks about the importance of showing his "young niggas" how to move and make money, and how he never loses when it comes to rolling up stacks of cash. The lyrics also touch on the potential dangers that come with living in certain neighborhoods, as he mentions some of his friends who are no longer with him. Overall, the song is a reflection of Jay Critch's life and experiences, including his drug use, his ambition, and his loyalty to his friends and family.