The term " pass motion " is often used in Asian countries such as India, Singapore, Malaysia etc. to refer to an activity that people do in the toilet to pass out the food from their stomach after taking their meals (a bowel habit). … "I tend to PASS MOTION after a meal. "Feb 3, 2007
(By the way, the nauseating usage is not heard in India these days. The change in the usage has evolved like this: in/using the lavatory >> the latrine >> the bathroom >> the restroom.)