Meaning of "Blood For Blood" by Machine Head

The lyrics of "Blood For Blood" convey a deep sense of betrayal and anger. The speaker expresses the feeling of being taken advantage of by someone close to them. They bite the hand that feeds them, indicating that they have been providing for this person in some way, but now recognize that the person is manipulative and lacks genuine emotion. The line "Ignorance is bliss, and respect I gave you" suggests that the speaker once held the person in high regard but now realizes that they were deceived. The inability of this person to speak the truth is seen as a flaw that adds to the betrayal.

The concept of "blood for blood" in the chorus reflects the speaker's desire for revenge and justice. They assert that respect must be given, implying that their betrayer has shown a lack of respect. The repetition of this phrase reinforces the theme of retaliation, as if to emphasize that an equivalent response is necessary to balance the scales. The subsequent lines about beatings and pain indicate that the speaker plans to physically harm their betrayer, perhaps in an attempt to exert control and reclaim power in the relationship. They derive pleasure from negating the betrayer's happiness and find salvation through their suffering, suggesting that revenge brings a sense of catharsis and satisfaction.

The final section of the song provides insight into the speaker's personal history and the factors that have shaped their aggressive nature. They were born into a tense and frustrating environment, in which anger was a natural response. The line "Some hard knocks taught me this lesson" implies that the speaker has experienced hardship and has learned that aggression is necessary for survival. It suggests that their current mindset and behavior are a result of a difficult upbringing and a lack of trust in others.

Overall, "Blood For Blood" explores themes of betrayal, revenge, and the psychological impact of past experiences. The lyrics capture the emotions of anger, frustration, and a desire for justice, highlighting the consequences of deceit and the lengths one may go to regain control and find emotional release.