noun / adjective
wally
WAH-lee/ˈwɑːli/
A silly, foolish, or inept person.
The would-be repairer looks like a wally as the shelf collapses under the mistaken hammering.

Etymology
The source tentatively links slang wally, meaning an unfashionable person, to the nickname for Walter. It does not establish that origin for the selected sense of a foolish or inept person.
In context
I felt such a Wally yesterday when I took the lunch out of the oven and I dropped it
a wally is a person who does silly things they get into stupid um situations they make very poor choices
More examples
- Don't be a wally—read the instructions first.
- We look like wallies standing outside the wrong house.
- Stop acting like a wally and give her hat back.
Forms
wally · wallies