Sadism, Sado-Masochism – Info
Sadistic Massage Practitioner – Story
Sadistic Sharla – Male POV, BDSM
Safeword – Info
Safeword – No safeword, BDSM, Male point of view
Safeword II – No Safeword, even crazier
Sandstone Retreat – Historical fiction
Sandy and Amber – Mother, daughter and a man
San Francisco – A center for sex and culture
San Francisco, Marshall’s Beach – World’s most interesting nude beach
San Francisco Coronavirus Show – An Older Couple put on a show
Sapphic: Relating to lesbianism.
Satyriases – A term applied to men who have overly strong sexual desire or horniness.
Sauna – Male-male experience in YMCA Sauna
Scaffolding – Hit in the balls
Schlong: An obscure term for ‘penis’
School: Girl’s School – Male POV
Science Fiction – Sex Worker in the Year 2052
Scooter Boy – Male, coming-of-age homosexual
Scrotum – Facts
Scrotum, Torn – Medical fetish, male point of view
Security Guard – Male POV, caught
Self-Fisting – Info
Semen and Ayurveda – Info
Sensory Threshold: The very lightest touch a person can detect.
Sex Life – 90 Ways To Spice Up Your Sex Life
Sexomnia: Sexual activity performed while in NREM sleep. Few people are affected by this disorder. Manifestations can range from masturbation to rape. Upon waking, the people don’t usually remember what happened.
The Sexuality Class – heterosexual fiction
Sex Worker in the Year 2052 – science fiction
Sharp Urination – Male Technique
Shaved Look, Male – Informational
Shelter In Place – Corona Technique
Sherelle – Male POV
Shifting Gears – Male POV, coming of age
Show and Tell – Coming-of-age, male POV
Shower – In the YMCA with Another Guy
Shower Exhibitionist – Male POV
Showing Everyone – Male POV Story
Sigil: a symbol that supposedly has magical powers, often incorporated into tattoos. The one here comes from John Paul Jones of Led Zeppelin.
Silver Sutures – to prevent masturbation
Simultaneous Orgasm – Info
Sister, Balls On Fire – Female-administered BDSM
Aw, Sis – Sister, Very Short Heterosexual Story
Sister-Brother – Ass Crack Play
Sister, I caught My Brother Jacking Off – Story, female point of view
Sister – Waxing Brother
Sister Wants to Become a Urologist – Male POV
Size of Penises – Info
Skin Bridge – Info
Skinny: Anorexia Tale – Female memoir
Slave Michael – Memoir
Sleep, My Wife’s Experiment – Male point of view
Sliding Around on the Bisexual Scale – Male POV
Smokey – Short memoir about being caught
Something I didn’t realize – Advanced male technique
Smoking – Info
Soccer – Eastern European Jacking Chair
Son’s Phimosis – Mother-son
Sore Back Massage – Male POV
Sounding – Info
Spanking – Info
Specific Medibation – Info
Speculum – Info
Sperm – Info
Sperm Glue – Young brother and sister experiment.
Spit or Swallow – 38 women talk on this topic.
Sphincters – Info
Spinal Cord – Info
Sporting: – Suphemism for ‘having sex’
Spots – G-spot, A-spot, and P-spot
Standardized Patient – Info
Steamworks – Visiting a Gay Bathhouse
Stewardess, Wild – Male point of view
Strange Family – Female POV
Strap-on: An artifical penis, that can be worn by a woman. It is used when women want to play sexually getting the sensation of being fucked by a man, or fucking a woman, and by women who want to buttfuck their men, known as ‘pegging.’
Stripe – Male-male mutual masturbation
Summer Penile Syndrome: Some men, in some locations around the world, suffer bug bites or itchy conditions on their penis during the summer. Jock itch, which is the same fungus that causes athlete’s foot, is more common in the summer when the interior of one’s underwear is generally warmer and sweatier.
Summer Penis: The condition in which during the warm summer months, the penis supposedly becomes larger. If a man is physically colder the penis does tend to shrink from it’s normal summer size. The scrotum will also tighten in colder conditions, so the balls tend to hang lower in the summer.
Stupid – The Stupid One Turned Out to be the Smart One
Street Performer – Female point of view story
Subincision – Info
Submarine Duty – WW II Male point of view story
Sucking A Cock – Female POV
Summer Camp – Male group fiction
Supernumerary Nipples – the condition of having more than two nipples. Also known as polythelia.
Surprise – Female POV
Surprising Kid – Adult-Youth, Male POV
Surrogate – Male POV
Suzette – Mature Erotica
Swinger Memoir – Male POV
Sword Fight: – two or more men will approach each other with erect penises, and try to swing and bash their penises against each other, in loose imitation of a real sword fight.
Syntribation: Masturbating by crossing the legs and pressing or rubbing the thighs together. Women are more apt to practice this technique than men, but men can enjoy trapping their penis between their thighs for a similar experience.