Apparently a bastardization of the phrase Dirdie Wicker, “Dirdie” meaning “busy”, and Wicker from the town of Wick, where the creator, Hugo Ross came from.
Here’s a little history of the fly
Hillend Dabbler: The Dirty Weeker
hook - Mustad 3906 #10
thread - Danville 6/0 black
tail - Amherst Pheasant tippet hot orange
rib - oval tinsel gold
body - angora goat (seal sub) claret
hackle - hen hot orange over black
Regards,
Scott