grey rock 

A technique of interacting with your ex to create disinterest. Break the supply of energy to the narcissist. Methodology of ditching your narc abusive ex
where you fade out of the picture to avoid being the target. You become just another grey rock in the pile as you blend away to escape the sitch without feeding the beast.
A method of becoming boring to slough off the attention of the drama seeking sociopathic narcissist

As he searched for the usual target to trigger an emotional response he couldn't find her, she just didnt engage or react, the shiny little object had faded, indeed blended in and among all the grey rocks In the pile. The only safe exit strategy .

grey rock by Freeflyinchica October 25, 2017