Definition & Meaning of "wally"in English

What is the origin of the term "wally" and how is it used?

"Wally" is a British slang term for a person who is foolish, inept, or easily duped. It appeared in mid-20th-century English, possibly derived from the common first name "Walter" used humorously, though the exact origin is unclear. The term is used in informal, mocking, or joking contexts, often among peers, to tease someone for clumsiness or naivety. It is mildly derogatory, context-dependent, and generally not highly offensive.