fox-mark, n. - A brown spot or stain on a print, book, etc.
Recently, one of my favorite customers visited me with a treat from her collection. Ronald Searle’s Slightly Foxed - but still desirable.
In it, Searle uses bookseller description language as his inspiration for clever illustrations.
Ordering from a bookseller’s catalogue without speaking the specialist language, is about as dangerous as trying to chat up the promised-in-marriage daughter [...]
