Meaning of "Central Two-O-Nine" by Robert Plant

The lyrics of "Central Two-O-Nine" by Robert Plant reflect the common theme of heartbreak and longing for a lost lover. The speaker is waiting for a train, hoping to be reunited with their baby. They express a deep desire to hear the whistle blow and see their lover, as well as find their black mare and rider. The repetition of the phrase "troubled more everyday" signifies the inner turmoil and pain the speaker is experiencing due to their separation from their love. The mention of a woman driving the speaker "crazy" and the desire to dig their soul deep in the ground suggest a sense of desperation and loss of control in dealing with the emotional turmoil of the situation. Overall, the lyrics evoke a sense of yearning and emotional struggle inherent in the speaker's search for love and stability.