Definition from Wiktionary, the free dictionary
- A cry of strangled surprise or confusion.
- 1994, Don Blaheta, in rec.games.abstract 
- Also, I'd like NOMIC rules. Someone said they had already been posted here, but I don't see them. Meef.
- 1999, Adrian Kleinbergen, in alt.nosebeeping 
- Whenever I beep my wife's nose, she says "meef!"
- 2009, Derek Scott
- Hans, your wedding cake will look lovely with a touch of "meef!"
- 1994, Don Blaheta, in rec.games.abstract