venous swelling external or internal to the anal sphincter
"After spending hours on the train, he felt an uncomfortable lump near his anus that turned out to be a painful pile."
plural of pile
"After sitting at my desk all day, I noticed an uncomfortable lump that turned out to be piles."
A large amount of.
Haemorrhoids.
Third-person singular simple present indicative form of pile
"She piles her dirty laundry onto the chair every evening before she goes to work."
plural of Pile
"The archaeologists uncovered ancient piles of stone tools and pottery scattered across the excavation site."