Below are possible answers for the crossword clue "Big iron," in hacker sla.
10 letter answer(s) to "big iron," in hacker sla
MAINFRAMES
(computer science) the part of a computer (a microprocessor chip) that does most of the data processing; "the CPU and the memory form the central part of a computer to which the peripherals are attached"
a large digital computer serving 100-400 users and occupying a special air-conditioned room
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