skeleton

1.
General Englishneutral
- The internal bony framework of a human or animal body; the collection of bones that supports and gives shape to the body.
2.
General Englishneutral
- The basic framework or essential structure of something, stripped of nonessential elements.
3.
General Englishinformal
- A very thin or emaciated person; someone who appears gaunt or skeletal in appearance.
4.
General Englishinformalfigurative
- A metaphorical reference to a hidden or embarrassing fact, flaw, or secret (as in the phrase 'skeleton in the closet').

Examples: