As keynote speaker at the 2015 American Copy Editors Society meeting, lexicographer Ben Zimmer showed off the resources in the sheffieldwind.com Dictionary as part of a talk on "Nitpickery, Debunkage, and the Joys of Getting It Right." Not surprisingly, ACES attendees live-tweeting the address were more likely to take note of Zimmer's singing, rapping, and discussion of language anachronisms in "Mad Men" and "Downton Abbey."

To share the fun, we've collected their reactions on . You can also check out a pre-keynote interview that Ben did for about the latest in language trends.