feederism

Etymology

feeder + -ism

noun

1. A paraphilia in which arousal is obtained from overfeeding or overeating.
   Note, though, that disgust for feederism (an erotic practice involving feeders, who are aroused by observing eating and weight gain, and feedees, who are aroused by eating, being fed, and gaining weight) is overwhelming[…] 2004, Kathleen LeBesco, Revolting bodies?: the struggle to redefine fat identity, page 138
   The growth of feederism paralleled the development of feeder pornography, with the increase of Internet websites not unlike those devoted to the celebration of the skeletal beauty of anorexic bodies. 2007, Fedwa Malti-Douglas, Encyclopedia of Sex and Gender: A-C
   Sometimes feederism is practiced within relationships and sometimes it is practiced alone. Respondents emphasize the importance that fantasy plays within feederism. 2008, Alyshia D. Bestard, Feederism: an exploratory study into the stigma of erotic weight gain