bob: hey mate, where's john?  pete: he's in the hospital, tightened his cilice too much, didn't he?  bob: what a plonker
a barbed metal belt worn round the thigh of followers of opus dei, a catholic sect
"bob: hey mate, where's john?  pete: he's in the hospital, tightened his cilice too much, didn't he?  bob: what a plonker" What is the definition of "cilice"?