nipple

  1. Noun.  The projection of a mammary gland from which, on female mammals, milk is secreted.
  2. Noun.  An artificial nipple (''definition 1'') used for bottle-feeding infants.
  3. Noun.  A mechanical device through which liquids can be passed in a regulated manner.
  4. Noun.  A short tube threaded at both ends, used as a connector.
  5. Noun.  Any small physical protrusion, such as the lumps on the F and J keys on American keyboards.
  6. Noun.  Any small physical protrusion on an automotive, a machine part or any other part that fits into a groove on another part.

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This entry was last updated on RefTopia from its source on 3/20/2012.