Definition of "grimmest" []

• Superlative form of grim: most grim. (adjective)

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• "The always-reliable Adam Kirsch comes through in Slate: "In a novel full of grim jokes, the grimmest is the possibility that if the planet is to stand a chance of being saved, its fate may lie in the hands of a man like Michael Beard.""
• "The grimmest was a black-bordered news advertisement published in forty-nine American newspapers the morning the Lusitania sailed:"
• "We discussed the challenges organisations face in building any sense of community in some of the grimmest housing estates in the country."