The state of being moist in the most delicious sort of way. Can be used to describe anything that is moist including cakes, confections and co-workers.
John enjoyed a slice of home made cake provided to him by his his co-worker, Cindy. While dining on the moist and delicious confection, John asked Cindy, if her cake as moistalicious as she is? Cindy replied, why yes it is. I am very moistalicious just like my cake.