Definition of "spool" [spool]

  • A cylinder of wood, plastic, cardboard, or other material on which wire, thread, or string is wound. (noun)
  • The amount of wire, thread, or string wound on such a cylinder. (noun)
  • Something similar to such a cylinder in shape or function. (noun)
  • A reel for magnetic tape. (noun)
  • To wind or be wound on or off a spool. (verb-transitive)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "spool" in a sentence
  • "If you want to add extra distance make sure the spool is completely full of line."
  • "The rotating bail cup a short unskirted spool is in, prevents the line from doing this."
  • "The spool is oversized and allows for a lot of line but it feels bulky and over sized."