It is, however, disputable whether such biblical references mean a common practice or just onetime events.

But in other cases, the bad announcements are onetime events, and clever investors can use them as buying opportunities, the analysts said.

The break-in had to have been a onetime event!

Since Sept. 11, officials have wrestled with trying to increase hospitals' surge capacity for even a onetime catastrophic event.

This was intended to be a onetime event; however, a second gathering in Wyoming the following year materialized, at which point an annual event was declared.

How can you harness a onetime event at the bottom of the ocean?

"But, for now, Raul believes and hopes it was a onetime event."

In 2010 he came out of retirement for a onetime event at the Loveboat 12 club, celebrating the Disco era.

"A onetime event, in the confusion of battle."

"We wanted to do something powerful to combat racism that was not a onetime event," Ms. Ayvazian said.