An X tattoo on the hand can have many different meanings depending on the individual. For some, it can represent the mark of a promise or a vow, a reminder of the strength of a relationship, or the reminder of an oath taken. For others, it can be a symbol of strength, resilience, or protection. It is said to be the mark of a warrior and a sign of courage, determination, and will. It can also symbolize a deep personal commitment, a bond between two people, or a sign of solidarity and support.