The victim, usually restrained, of tickle torture, either with consent by a tickle top for exercise or sexual gratification or by others as torture to obtain information or for sadistic pleasure.
If very ticklish the "bottom" suffers
acute agony from the body's automatic reflexes, such as hysterical laughter, screaming, crying, muscle spasms, urination, ejaculation, and even convulsions and loss of consciousness. Common in BDSM, (bondage sado-masochism) practice, the tickle bottom should be in good physical health because severe tickling can cause strokes and seizures.
It was his first time as a tickle bottom, and as he shrieked and begged he knew he would surely die as the tickle top forced him past the point of insanity.