Mainframe magnetic tape cartridges for use with IBM 3480 or compatible tape drives; or QIC tapes used on workstations and microcomputers. The term comes from the square (actually rectangular) shape of the cartridges; contrast round tape.[Jargon File]
square-headed boyfriend ♦ square-headed girlfriend ♦ square tape ♦ Squeak ♦ Squiggol
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