Meaning of "Baby Got Goin'" by Liz Phair

The lyrics of "Baby Got Goin'" can be interpreted as a metaphor for a passionate and sometimes chaotic relationship. The southern train symbolizes the fast-paced nature of the relationship, with fired up pistons representing intense emotions and the shaking of the train reflecting the ups and downs of their connection. The speaker's partner is depicted as a force of nature, like a Mack truck cutting across lanes, causing excitement and frustration. Despite the challenges, the speaker is addicted to the thrill and intensity of the relationship, willing to keep pushing forward even when things get rough. Overall, the song captures the rollercoaster ride of a love affair, with all its highs and lows.