Definition of hollow square in English:

hollow square

Line breaks: hol¦low square

noun

historical
  • A body of infantry drawn up in a square with a space in the middle.
    More example sentences
    • Locals stood five deep around a 20 metre hollow square watching as weapons were destroyed by the Military Engineer Group.
    • British soldiers stood in a hollow square
    • Early on the morning of 29th February the British column set out, marching in the form of a hollow square.

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