A butt plug is a sex toy that is designed to be inserted into the rectum for sexual pleasure.[1] They have a flanged end to prevent the device from being lost inside the rectum.[2]
- ^ Taormino, Tristan (1997). The Ultimate Guide to Anal Sex for Women. Cleis Press. ISBN 978-1-57344-028-8.
- ^ Jack Morin (2000). Anal Pleasure & Health: A Guide for Men and Women. Down There Press. p. 96. ISBN 978-0-940208-20-9.