rubber baby buggy bumper

English

Etymology

From a well-known tongue twister.

Noun

rubber baby buggy bumper (plural rubber baby buggy bumpers)

  1. (slang) A contraceptive diaphragm.
    Synonym: catcher's mitt
    Coordinate term: rubber
  2. Used other than figuratively or idiomatically: see rubber,‎ baby buggy,‎ bumper,‎ (a rubber bumper for a baby buggy).