Related:

• heavy metal: [Cambridge] n. Syn. {big iron}. -- The AI Hackers Dictionary
• big iron n. [common] Large, expensive, ultra-fast computers.
  Used generally of number-crunching supercomputers such as Crays, but can include more conventional big commercial IBMish mainframes....
• big iron: n. Large, expensive, ultra-fast computers.
  Used generally of {number-crunching} supercomputers such as Crays, but can include more conventional big commercial IBMish mainframes....
• calculator [Cambridge] n. Syn. for bitty box.
• iron: n. Hardware, especially older and larger hardware of {mainframe} class with big metal cabinets housing relatively low-density electronics (but the term is also used of modern supercomputers).
  Often in the phrase {big iron}. Oppose {silicon}....
• iron n. Hardware, especially older and larger hardware of mainframe class with big metal cabinets housing relatively low-density electronics (but the term is also used of modern supercomputers).
  Often in the phrase big iron. Oppose silicon. See also dinosaur....
• usty iron n. Syn. tired iron. It has been claimed that this is the inevitable fate of water MIPS.
• usty iron: n. Syn. {tired iron}. It has been claimed that this is the inevitable fate of {water MIPS}.
  -- The AI Hackers Dictionary...
• glassfet /glas'fet/ n. [by analogy with MOSFET, the acronym for `Metal-Oxide-Semiconductor Field-Effect Transistor'] Syn.
  firebottle, a humorous way to refer to a vacuum tube....