one who lazes about in idleness, claiming it’s too hot out; too windy, etc.
Everyone was just vegging out around the hotel’s pool everyday ‘til some Brits organized a “hashrun” (a paper chase—nothing to do with hashish), and amazingly, all the slothsages really got into it.
Being enamoured with positive memories of the way things were done in past to the extent that someone is reluctant or unwilling to try things differently.