- BABY TRAPPING
- BAE
- BAGGER or BOY BAGGER
- BALANTITIS or BALANOPOSTHITIS
- BALL GAG
- BALLS TO THE WALL
- BARE-BALLING
- BAREBACKING
- BARTHOLINS GLANDS
- BASAL BODY TEMPERATURE
- BASHFUL BLADDER SYNDROME (PARURESIS)
- BATTERY-OPERATED BOYFRIEND (B.O.B.)
- BBW
- BD
- BDSM
- BEAR or CHUB
- BEARD
- BEARD BURN
- BEAT OFF or BEAT YOUR MEAT
- BEAVER
- BEEFCAKE
- BEER GOGGLES
- BEN WA BALLS
- BENIGN BREAST LUMPS or BENIGN BREAST DISEASE
- BENIGN PROSTATE HYPERPLASIA (BPH)
- BESTIALITY
- BICURIOUS
- BIDET
- BIKINI
- BIOLOGICAL CLOCK
- BISEXUAL
- BLADDER INFECTION
- BLENDED ORGASM
- BLOOD SPORTS
- BLOW
- BLOWBANG
- BLOWJOB
- BLOW’N’GO
- BLUE BALLS
- BMS
- BODY COUNT
- BODY MODIFICATION
- BODY PACKING vs BODY STUFFING
- BODY SHOT
- BOFF or BOINK
- BONDAGE
- BONE
- BONER
- BONEYARD
- BOOFING