what does fob key stand for
Report Abuse. A key fob is a weight for the end of a key chain, designed to make it harder to lose the chain out of the pocket, and easier to find the chain when it's down in the pocket.It has a German origin as the answerer above mentioned.eport Abuse. A key fob is a weight for the end of a key chain, designed to make it harder to lose the chain out of the pocket, and easier to find the chain when it's down in the pocket.