Word.ws English Dictionary

jack block

jack block noun: a block fixed in the topgallant or royal rigging, used for raising and lowering light masts and spars.

Noun

jack block (plural jack blocks)

  1. A block fixed in the topgallant or royal rigging, used for raising and lowering light masts and spars.

Forms of jack block

pluraljack blocks

Questions about jack block

What does jack block mean?
Jack block means a block fixed in the topgallant or royal rigging, used for raising and lowering light masts and spars.
What part of speech is jack block?
Jack block is a noun.
What is the plural of jack block?
The plural of jack block is jack blocks.

Words near jack block in the dictionary

  1. Jack ashores
  2. Jack at a pinch
  3. jack bean
  4. jack beans
  5. Jack Benny
  6. jack block
  7. jack blocks
  8. jack boot
  9. jack booted
  10. jack booting
  11. jack boots

Source and license

Adapted from Wiktionary: jack block (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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