definition of
slimness

[1] #1 slimness n. [narrow margin, narrowness] a small margin; "the president was not humbled by his narrow margin of victory"; "the landslide he had in the electoral college obscured the narrowness of a victory based on just 43% of the popular vote". wn

[2] #2 slimness n. [slenderness, slightness] the property of an attractively thin person. wn