
1) Combined 2) Comprehensive 3) Corselet 4) Like a swiss army knife 5) Like some tool kits 6) Multifunctional 7) Multipurpose 8) Self-contained
Found on
https://www.crosswordclues.com/clue/all-in-one

All-in-One (AIO), also known as #-in-1, CD-ROMs or DVD-ROMs contain more than one application on the disc. Typically, this would simply be different editions of the same version. AIOs are normally created by warez groups in order to save time to download and upload software, while giving a large collection of editions at the same time. However, so...
Found on
http://en.wikipedia.org/wiki/All-in-One

an undergarment that combines a girdle and brassiere in one piece.
Found on
https://www.infoplease.com/dictionary/all-in-one
No exact match found.