1 definition by Kat H of the Sheffield

1. When something goes wrong.

2. When someone is acting strangely.
1. "Have you looked at my website?"
"Nah, can't, my internet has gone all squiffie."

2. "Have you seen Dan around? He's been acting really squiffie lately."
by Kat H of the Sheffield August 9, 2008
Get the Squiffie mug.