wondermuffin 

An alternate word to wonderful, as used in the movie Head Shot. Also frequently used in Australia. It's usually describing a thing or something that happened.

Right:
Leslie: You can come over now?
Sal: Yeah! My mom let me!
Leslie: That's wondermuffin!

Wrong:
Leslie: You can come over now?
Sal: Yeah! My mom let me!
Leslie: Your mom is so wondermuffin!

wondermuffin by baabaamaesheep May 31, 2010

Sparky Wondermuffin 

An early 30s milf that seems like a girl next door type but is actually a firecracker.

"Hey, that hot mum over there, is she any good?"
'Karren? She's a total Sparky Wondermuffin! "

Sparky Wondermuffin by Old_Balls December 1, 2019