Briticisms

[slytherin_dragoon1]

> Well it seems to be one of those extremely irritating words that can 
> mean both.  I personally would only use it in the positive as in "I 
> was really chuffed with the flowers you gave me", but have noticed 
> that a much older man at work says "So and so really chuffed me off" 
> where I would use "so and so really p***ed me off".
> 
> Karen

"Chuffed" sounds very close to "huffed", and in the US to say that
someone "left in a huff" means they were rather perturbed or peeved. 
So, to an American, "chuffed" would suggest irritation.