Wikepedia definition define bokeh. Come on everyone let's see em.
In photography, bokeh (Originally /ˈboʊkɛ/, /ˈboʊkeɪ/ boh-kay ? also sometimes heard as /ˈboʊkə/ boh-kə, Japanese: [boke]) is the blur, or the aesthetic quality of the blur, in out-of-focus areas of an image. Bokeh has been defined as "the way the lens renders out-of-focus points of light".