unknown risk

unknown risk

A new and/or unfamiliar risk with delayed consequences. See Negotiated safety. Cf Dread risk.
References in periodicals archive ?
If underlying assumptions prove inaccurate or unknown risks or uncertainties materialize, actual results could vary materially from Allergan's expectations and projections.
These statements relate to future events or to the company's future financial performance, and involve known and unknown risks, uncertainties and other factors that may cause its actual results, levels of activity, performance or achievements to be materially different from any future results, levels of activity, performance or achievements expressed or implied by these forward-looking statements.
Important factors that could cause actual results to differ materially from the expectations expressed or implied in the forward-looking statements include known and unknown risks.