pop up
n.— «Venezuela, even a generic Venezuela as an example, is a wonderful test case. That is why it is referred to as a “pop up,” an unanticipated threat. I have seen the term “pop up” being used for years to describe small scale contingencies.» —“Pentagon to Venezuela: Who, Us?” by William M. Arkin Washington post Nov. 3, 2005. (source: Double-Tongued Dictionary)
Further reading
Many of us struggled with the Old English poem “Beowulf” in high school. But what if you could actually hear “Beowulf” in the English of today? There’s a new translation by Maria Dahvana Headley that uses contemporary...