square mile

1. 1.

   an area of 640 acres

   Broaderarea unit

   Narrowersection

Questions about square mile

What does square mile mean?

square mile means "an area of 640 acres".

Is square mile a common word?

square mile is banded "Uncommon" — turns up in careful writing rather than conversation. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.