Tom in Washington, D.C., says his Airbnb host misunderstood his comment about the host’s crack team of helpers. He was using crack as a compliment, in the same way that a crack shot has good aim with a rifle, and a crack regiment of an army is...
Nick, an Englishman who divides his time between Ireland and Virginia, says his American friends were baffled when he described a convivial evening with them as good craic, pronounced just like English crack. The word craic is now associated with...

