Definition of "disinterestedly" [dis•in•ter•est•ed•ly]

• In a disinterested manner; impartially, dispassionately. (adverb)

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• ""And I advise you" -- Mr. Pyeburt paused, as he thought of a better word than "disinterestedly" -- "as a friend, to jump at it."
• "Jim gave the man the code; he nodded disinterestedly and gave them a thumbs-up."
• "Whenever they were in a spot the military helped them in working out a quick fix while the nation looked on disinterestedly."