'Self-contained' definitions:

Definition of 'self-contained'

From: WordNet
adjective
Constituting a complete and independent unit in and of itself; "the university is like a self-contained city with shops and all amenities"
adjective
In full control of your faculties; "the witness remained collected throughout the cross-examination"; "perfectly poised and sure of himself"; "more self-contained and more dependable than many of the early frontiersmen"; "strong and self-possessed in the face of trouble" [syn: collected, equanimous, poised, self-collected, self-contained, self-possessed]

Definition of 'Self-contained'

From: GCIDE
  • Self-contained \Self`-con*tained"\, a.
  • 1. Having self-control; reserved; uncommunicative; wholly engrossed in one's self. [1913 Webster]
  • 2. (Mach.) Having all the essential working parts connected by a bedplate or framework, or contained in a case, etc., so that mutual relations of the parts do not depend upon fastening outside of the machine itself. [1913 Webster]
  • Self-contained steam engine. (a) A steam engine having both bearings for the crank shaft attached to the frame of the engine. (b) A steam engine and boiler combined and fastened together; a portable steam engine. [1913 Webster]