
(from the article `Australian Aborigine`) Circumcision was one of the most important rites over the greater part of Australia. Subincision (incisura of the urethra) was especially significant ... The best-known and most widespread genital alteration is male circumcision. Subincision (opening the urethra along the inferior surface of the...
Found on
http://www.britannica.com/eb/a-z/s/177

the slitting of the underside of the penis to the urethra, performed as a puberty rite among some tribal peoples, esp. in Australia.
Found on
https://www.infoplease.com/dictionary/subincision
No exact match found.