Origins
From Middle English yarn (a tale, a spun thread) and Old English sceadan (to part, to divide, to shed). The thread coming away from the spool.
Meaning
We begin the anecdote out of habit. The story is well-worn, easy to tell, almost automatic. And then, midway through, the thread loosens.
We hear ourselves performing a version of who we used to be, and the seams show. Yarnshed is that quiet unspooling, the gentle parting from a story that no longer holds us.
We may keep talking. But inside, something has already set the thread down.
Usage
I had a Yarnshed moment last week, halfway through that old story, and realized I didn’t want to tell it anymore.