• Breeches
  Breeches
  Breeches are an item of clothing covering the body from the waist down, with separate coverings for each leg, usually stopping just below the knee, though in some cases reaching to the ankles...
  
  , an item of clothing covering the body from the waist down
• Breech, in a breech-loading weapon
  Breech-loading weapon
  A breech-loading weapon is a firearm in which the cartridge or shell is inserted or loaded into a chamber integral to the rear portion of a barrel....
  
  , is a chamber integral to the rear portion of a gun barrel that receives the shell, cartridge, or ammunition
• Buttocks
  Buttocks
  The buttocks are two rounded portions of the anatomy, located on the posterior of the pelvic region of apes and humans, and many other bipeds or quadrupeds, and comprise a layer of fat superimposed on the gluteus maximus and gluteus medius muscles. Physiologically, the buttocks enable weight to...
  
  , the lower part of the human abdomen
• The lower part of a pulley
  Pulley
  A pulley, also called a sheave or a drum, is a mechanism composed of a wheel on an axle or shaft that may have a groove between two flanges around its circumference. A rope, cable, belt, or chain usually runs over the wheel and inside the groove, if present...
  
   block
• The penetration of a boiler
  Boiler
  A boiler is a closed vessel in which water or other fluid is heated. The heated or vaporized fluid exits the boiler for use in various processes or heating applications.-Materials:...
  
   where exhaust gases leave it

See also

• Breech birth
  Breech birth
  A breech birth is the birth of a baby from a breech presentation. In the breech presentation the baby enters the birth canal with the buttocks or feet first as opposed to the normal head first presentation....
  
  
• Breeching (disambiguation)
• Breach (disambiguation)