slot seam
n.— «The slot seam is very narrow only showing a sliver of fabric, when it shows more of the fabric my teacher and book called it a channel seam but I can see in the reference above she calls it a wide set slot.» —by Yorktown Road (Carol GIlbert) Flickr Dec. 14, 2008. (source: Double-Tongued Dictionary)
Further reading
In 1916, a small-town newspaper in Pennsylvania printed a fanciful item about a local gathering with a guest list that included, among others, Miss Ella Vader, Mr. Ray Zor, and other punny names. This is part of a complete episode. Transcript of...
Daniel from Gardnerville, Nevada, remembers his aunt had a habit of responding to anyone who left the word so hanging there in mid-conversation with, Sew a button on your underwear. It’s is one of a whole family of playful rejoinders, including Sew...