Dream about killing wall gecko is about your struggles, painful memories and the bad feelings that has never entirely healed and are still lingering in your mind. You are not in control of your own life. You need to proceed with caution in some situation or relationship. This dream hints neglected skills or rejected potential. The feminine and masculine aspects of your Self have been damaged.
Killing wall gecko dream is unfortunately a warning for anxieties about an unwanted situation or a financial problem. You are not on top of things. You need to be more vocal and work harder to get your point across. This dream is a hint for a release of negative emotions that is more likely caused by some situation rather than the events of the dream itself. You have gained too much from your experiences and you are going to apply them to your current circumstances.
If you dreamt about killing wall gecko:
You will feel less like being obscure and enigmatic in your dealings with them, and much more like openly expressing how much you care. This is a major decision for you, as you are frightened of being so vulnerable.