portable

Short definition from Wiktionary

Adjective

1. 1
   Able to be carried or easily moved.
2. 2
   Able to be transferred from one organization to another.
3. 3
   Of software: able to be run on multiple hardware or operating systems.
4. 4
   Of a program: able to be copied directly from one machine to another without the use of an installer.
5. 5
   Bearable, endurable.

Noun

1. 1
   A portable building used for temporary purposes: Clipping of portable toilet.
2. 2
   A portable building used for temporary purposes: A trailer or other movable structure used for classes at a school.
3. 3
   Clipping of portable computer.
4. 4
   A hand-held video gaming device.