We will typically expand one side of the chest cavity at a time, with each surgery separated by six months to one year. The surgery involves a collaborative effort between thoracic surgery and plastic surgery. Ribs four through nine are approached.
Top definition. a tool. an offensive comment, mainly aimed towards the male of the species, when one is being particularly nasty, stupid, or facetious.
The tool is alwasys making comments that are out-of-place, out-of-line or just plain stupid. The tool is always trying too hard to fit in, and because of this, never will. However, the tool is useful because you can use them for things; money, rides, ect.