Meaning of "Heart Is a Weapon" by Walk Off The Earth

The lyrics of "Heart Is a Weapon" depict a situation where the singer is involved in a toxic relationship with someone who is manipulative and hurtful. The repeated refrain "Your heart is a weapon" emphasizes how this person's actions and emotions are used as a tool to harm others. The imagery of being cut by a sword and the feeling of being unable to bear the pain anymore illustrates the emotional toll of such a relationship. The descriptions of deception, trickery, and the sense of being trapped portray the destructive nature of this connection. The mention of changing direction and stopping the person from banging on the door indicates a desire to break free from this cycle of hurt and manipulation. Overall, the song serves as a warning about the dangers of getting involved with someone who uses their emotions as weapons to harm others.