Glossary
What does BDSM mean?
BDSM stands for bondage and discipline, dominance and submission, and sadism and masochism. It’s an umbrella term for consensual power play and intense sensation between adults. What separates it from abuse is agreement: everyone involved has chosen it, knows the limits, and can stop it.
People who do BDSM vary a lot. Some use the word for a blindfold on an anniversary, others for a whole way of running a relationship. Here’s what the letters mean, how people do it safely, and how to talk about it.
What the letters stand for
The letters overlap, which is part of why the word has six meanings packed into four letters.
| Letters | Stands for | What it means |
|---|---|---|
| B/D | Bondage and discipline | Being tied or restrained, and playing with rules and consequences for breaking them. |
| D/s | Dominance and submission | One person leads and the other follows, by agreement. See dom and sub. |
| S/M | Sadism and masochism | Giving or enjoying intense sensation, within agreed limits. In BDSM these words mean something far milder than their everyday use. |
Many people are only interested in one of these. You can love rope and have no interest in power play, or love power play and never touch a rope.
BDSM vs abuse
The difference is agreement, and it has to be real. In BDSM, people agree ahead of time on what’s in and what’s out. The person giving up control can stop it at any time, and that’s respected without argument. Afterward they look after each other. Abuse has none of that: one person decides for the other, and “stop” doesn’t work.
You’ll see a few shorthand phrases for this:
- SSC means safe, sane and consensual.
- RACK means risk-aware consensual kink: nothing is perfectly safe, so know the risks and agree anyway.
- Consent can be taken back. Agreeing to something an hour ago doesn’t bind anyone now.
What power exchange means
Power exchange is the core idea of D/s: one person hands over some decisions to another, because both of them enjoy it. It can last for one evening, or become part of a long relationship, with agreed rules that go on outside the bedroom. It’s called an exchange because something comes back: trust, attention and care.
How it works in practice
- Talking first. Partners talk about what they want, what they don’t, and what they’re curious about. Some use a yes, no, maybe list. See the kink list.
- Limits. Hard limits are never. Soft limits are maybe, and carefully.
- A safe word. A word that stops everything, often “red”, with “yellow” for slowing down. It matters most in scenes where “no” is part of the talk.
- A scene. A session with a start and an end.
- Aftercare. Water, a blanket, a conversation, and a check-in the next day. See aftercare.
What people actually do
Much less than the photographs suggest, usually. Common things under the BDSM umbrella:
- Giving and following orders. Often the whole of it: being told where to sit, when to speak, or what happens next.
- Rules and rituals. Small routines that keep a dynamic going between scenes, like a message at lunch or asking first.
- Restraint. Anything from a scarf to Japanese rope work. See shibari.
- Waiting. Being kept wanting, and being told when it’s over. See tease and denial.
- Sensation. Blindfolds, temperature, or spanking and similar, for those who want it. How intense it gets is agreed in advance.
- Words. Encouragement, like praise kink, or being teased, by agreement.
How people start
- Say you’re curious, outside the bedroom, in the most ordinary tone you can manage. A walk or a long drive helps.
- Read or talk about one thing. A story you liked is a good way in: “I liked this part.”
- Try something small, with no equipment, like one person making all the decisions for an evening.
- Talk afterward. What worked, what felt silly, and what you’d change. Feeling silly the first time is normal.
- Find people who know more if you want to go further. Many cities have casual meet-ups, known as munches, in ordinary restaurants.
Common roles
- Dom or domme: the partner who leads.
- Sub: the partner who follows.
- Top and bottom: who’s doing and who’s receiving in a particular scene, without implying a dynamic beyond that.
- Switch: someone who enjoys either side.
- Soft dom: a dominant who leads with care and encouragement.
- Femdom: dominance by a woman.
BDSM in stories
A lot of people prefer BDSM in fiction, where nobody has to learn knots. The best stories make the trust the point: two people who know what they’ve agreed to, and enjoy it. See BDSM stories and bondage stories for what that can look like. On metime, you can ask for it in your own words, and steer at the end of every chapter. Every character is an adult, and a refusal holds.
A story is no guide to real life. If you’re thinking of trying something physical, learn from people who teach it, and go slowly.
Questions
What does BDSM stand for?
BDSM stands for bondage and discipline (B/D), dominance and submission (D/s), and sadism and masochism (S/M). It’s used as an umbrella term for consensual kink involving power or intense sensation.
Is BDSM the same as abuse?
No. BDSM is built on agreement: limits are set in advance, and anyone can stop it at any time. If one person can’t say no, or their no isn’t respected, it isn’t BDSM, whatever anyone calls it.
What is power exchange?
Power exchange is when one partner agrees to hand some decisions to the other, because both enjoy it. It can last for one scene or be part of a relationship, and the person giving up control can take it back.
What is a safe word?
A safe word is a word agreed in advance that stops things right away. Many people use “red” for stop and “yellow” for slow down. It’s most useful when protesting is part of the play, so plain words might be ambiguous.
Do you need equipment for BDSM?
No. A lot of BDSM is conversation and attention: tone of voice, rules, being told what to do. Equipment is optional, and some people never use any.
Read it in a story
House stories on this theme. Chapter 1 of each is free to read, with no account.
- Annual ReviewFive years of him being in charge. Once a year they sit down in the same diner booth and talk about whether it's still working. This year she has a new request.
- First MunchSixteen years married, and they've finally gone to a kink meet-up in the back room of a pancake house. He's scared he'll be bad at it. So is she.
- Slow RiseBea runs a bakery and gives orders from 4 a.m. on. Imogen binds books, says very little, and has noticed what Bea wants to do at closing time.
- Sunday RulesJulian schedules four hundred people a week. On Sundays the phone goes in the drawer and Hank decides everything. This Sunday, Julian breaks the rule.
Updated October 31, 2026. Written with AI at metime. Examples on this page were written for it; every character in them is an adult.