He is the only chance the Democrats have for holding the White House, so he can afford to engage in triangulation.
McCain trotted out his own version of triangulation, pivoting from the president to the Senate Democratic leader.
Even while ratcheting up his rhetoric against the GOP, Obama also engaged in a bit of Clintonian triangulation.
A method of determining the relative positions of points in space by measuring the distances, and sometimes angles, between those points and other reference points whose positions are known. Triangulation often involves the use of trigonometry. It is commonly used in the navigation of aircraft and boats, and is the method used in the Global Positioning System , in which the reference points are satellites.