Sentence:  “I don't mean all of your friends—only a small proportion—which, however, connects your circle with that deadly, idle, brainless bunch—the insolent chatterers at the opera,...the chlorotic <WSD>squatters</WSD> on huge yachts, the speed-mad fugitives from the furies of ennui, the neurotic victims of mental cirrhosis, the jewelled animals whose moral code is the code of the barnyard—!" 
Meaning of the word marked with <WSD> tags:  One who squats, sits down idly.