ADVERB (2)

1. with the inside facing outward;
- Example: "she turned the shirt inside out"

2. thoroughly; from every perspective;
- Example: "she knows this town inside out"

WordNet (r) 3.0 (2006):

inside out
    adv 1: with the inside facing outward; "she turned the shirt
           inside out"
    2: thoroughly; from every perspective; "she knows this town
       inside out"

Moby Thesaurus II by Grady Ward, 1.0:

46 Moby Thesaurus words for "inside out":
   altogether, arsy-varsy, ass over elbows, back-to-front, backwards,
   capsized, chiastic, completely, comprehensively, entirely, everted,
   exhaustively, fully, globally, hundred per cent, hyperbatic,
   in and out, in full, in full measure, inclusively, integrally,
   introverted, invaginated, inversed, inverted, largely, one and all,
   outright, outside in, palindromic, resupinate, retroverted,
   reversed, roundly, thoroughly, to the hilt, topsy-turvy, totally,
   tout a fait, transposed, unconditionally, unreservedly,
   up and down, upside-down, wholly, wrong side out