tiger
n.— «In contrast to many cancers, only certain prostate tumors require treatment. Many are slow-growing and pose little threat to health. But separating the “tigers” from the “pussycats”—as oncologists dub them—is tricky.» —“New test pinpoints deadliest prostate cancers” by Ben Hirschler Scientific American July 16, 2007. (source: Double-Tongued Dictionary)
Further reading
While studying psychology in West Lafayette, Indiana, Sarah wondered whether it’s correct to speak of a treatment’s efficacy or its effectiveness. Usually, in research and professional settings, efficacy describes how well a treatment works under...
If you’re selling wolf tickets (or woof tickets), you’re not being truthful. The expression may arise from the old story about the boy who cried Wolf! when in fact there was none around. This is part of a complete episode. Transcript of “Selling...