spool1

noun

• a cylindrical device on which film, magnetic tape, thread, or other flexible materials can be wound; a reel:spools of electrical cable
• a cylindrical device attached to a fishing rod and used for winding and unwinding the line as required.
• [as modifier] denoting furniture of a style popular in England in the 17th century and North America in the 19th century, typically ornamented with a series of small knobs resembling spools:a narrow spool bed

verb

• 1 [with object and adverbial] wind (magnetic tape, thread, etc.) on to a spool:he was trying to spool his tapes back into the cassettes with a pencil eraser
• [no object, with adverbial] be wound on or off a spool:the plastic reel allows the line to run free as it spools out

• 2 [with object] Computing send (data that is intended for printing or processing on a peripheral device) to an intermediate store:users can set which folder they wish to spool files to

  [acronym from simultaneous peripheral operation online]

• 3 [no object] (of an engine) increase its speed of rotation, typically to that required for operation:a jet engine can take up to six seconds to spool up