sun shining on a dog’s butt
other.— «Back home, we call that the sun shining on a dog’s butt. His days are still numbered.» —“Idol Chatter: Producers struggle to fill show; judges say justice done with Haley’s farewell” by Doug Pullen MLive.com (Michigan) Apr. 10, 2007. (source: Double-Tongued Dictionary)
Further reading
Language is always evolving, and that’s also true for American Sign Language. A century ago, the sign for “telephone” was one fist below your mouth and the other at your ear, as if you’re holding an old-fashioned candlestick...
When a teenager went a week without talking as part of a school project, he noticed a surprising side effect: Instead of rehearsing a response to what other people were saying to him, he was focused on listening — and feeling smarter as a result...