plumbers

/P L AH1 M ER0 Z/
noun
  1. 1

    One who works in or with lead.

  2. 2

    One who furnishes, fits, and repairs pipes and other apparatus for the conveyance of water, gas, or drainage.

  3. 3

    A person who investigates or prevents leaks of information

  4. 4

    In the Royal Navy, an apprentice, a boy aged 16 to 18, who is trained in technical skills at the Dockyard Schools to become an artificer.

  5. 5

    A urologist.

Source: https://en.wiktionary.org/wiki/plumber, https://en.wiktionary.org/wiki/plumbers