Dreaming about kissing your ex can be a sign of unresolved feelings. It could mean that you are still feeling attached to your ex, or that you are longing for the relationship that you had. It could also be a sign that you are still attracted to your ex, or that you miss the intimacy that you once shared.
At the same time, the dream could also be a sign that you are feeling guilty or regretful about the breakup. You may feel like you have unfinished business with your ex, or that you should have handled the situation differently. It could also be a sign that you are feeling insecure or lonely and are missing the connection that you had with your ex.
The dream could also be a sign that you are reflecting on your past and learning from it. You may be processing the experience and coming to terms with what happened, so that you can move forward in your life. It could also be a sign that you are ready to move on and let go of the past.
Finally, the dream could be a sign that you are looking for closure. You may be trying to make sense of the breakup and come to terms with the end of the relationship. It could also be a sign that you are ready to let go of the past and move on with your life.