inside out

1. 1.

   with the inside facing outward

   “she turned the shirt inside out”
2. 2.

   thoroughly; from every perspective

   “she knows this town inside out”

Questions about inside out

What does inside out mean?

inside out means "with the inside facing outward". That is the primary sense; the word has 2 in total, listed in full on this page.

Is inside out a common word?

inside out 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.