"Self-tit-torture" is a term used to describe a type of fetishistic sexual activity. In this context, the word "self" indicates that the individual performing the act is doing it alone. The term "tit torture" refers to the act of self-inflicted physical discomfort or pain on one's own breasts (or nipples) as part of sexual arousal or pleasure. This may involve clamping, pinching, pulling, or other forms of physical manipulation to heighten sensation and lead to orgasm. The use of the term "torture" here is purely for descriptive purposes and doesn't imply any form of abuse or harm. It is simply a way of expressing intense pleasure through pain