Fish-hooking is the act of inserting a finger or fingers of one or both hands into the mouth, nostrils or other orifices of a person, and pulling away from the centerline of the body; in most cases with the intention of pulling, tearing, or lacerating the surrounding tissue. Forceful fish-hooking involves a high risk of permanent facial or orifice damage.[1] Sometimes, the term fish hooking refers to a type of eye gouging.[2]
^"MMA Glossary". Archived from the original on June 4, 2011. Retrieved March 4, 2011. Fish Hooking – inserting fingers into the mouth, nostrils or other orifices of a person with the intention of pulling and tearing the surrounding tissue. Forceful fish-hooking involves a high risk of permanent damage to the face or orifices. Not allowed in MMA.
^E. R. Silverman (2010). How to Kick Someone's Ass: 246 Practical But Not Always Legal Ways to Take the Bastards Down. Adams Media. p. 213. ISBN978-1-60550-629-6.