Emily Dickinson is my favorite poet and my favorite poem by her is 1212:
A word is dead
When it is said,
I say it just
Begins to live
Even though we humans like to use our written and spoken language as evidence of our superior brain-power, like all animal displays words that have one meaning in one context may have a completely different meaning in another. This podcast considers one word commonly used in behavior whose new meaning may, literally, come back to bite us.