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1 definition by flash2lightning

 
1.
FBD
Free-Body Diagram
A picture, drawn in physics classes, that shows each force acting on an object. The object is usually shown by a dot, and only shows the forces acting on THAT object, hence the name, "free-body" diagram.
Let's just draw a FBD on the board here of a ball rolling down a ramp
by flash2lightning June 27, 2009