* It's a mishearing or misspelling. Perhaps you heard or read something slightly different, like "full of courtly craft" or "full of crafty courtesy."
* It's a specific phrase from a particular context. It might be a line from a book, song, movie, or other creative work.
* It's a novel expression. Someone might have created this phrase as a way to describe a specific type of behavior or person.
To understand the meaning, we need more context. Could you please provide the sentence or situation where you encountered this phrase? Knowing the context will help me understand what the author or speaker intended.