disservice UK /dɪ(s)ˈsɜːvɪs/US /dɪ(s)ˈsɝvɪs/noun 1verb 1forms 3 noun1 •Service that results in harm; an (intentionally or unintentionally) unhelpful, harmful action.One renders young people a disservice by heaping unearned rewards on them. verb1 •To disserve, to provide a disservice to; to provide harmful or inadequate service to.One librarian said, "I could double the circulation tomorrow by closing the periodical stacks and counting every time I handed out a magazine, but I would be disservicing our readers." — 1975 formsdisserviced · disservicing · disservices