Wilmafingderdu is to help someone by offering your finger. Similar to lending a helping hand, but only using a finger. This kind of help is typically offered by older women.
Sharon: I need something to hold this ribbon down so I can make a bow on this package
Lee: oh, wilmafingerdu?
Sharon: Oh that would be splendid. Thanks!! Your a big help.
Andy: I got a bugger in my nose and I need something to get it out
Lee: Hmmm, wilmafingderdu?
Andy: Yes, thanks. That would be lovely. You are so helpful.
True sweetheart who knows exactly how to make others smile. He’s a very hardworking and ambitious person. Often happens to be a one-woman-man, spend a lot of time with his loved ones. An awesome cook.