Flex Crapassitor Share definition Flag That guy at the gym who checks himself out in the mirror after each set. Philo is the ultimate flex crapassitor, checking his abs in the gym mirror after every set of crunches. Flex Crapassitor by The BS Express January 7, 2022 0 0 Get merch Get the Flex Crapassitor mug. Buy Now — $32.95 See more merch