A state of giddiness resembling being high; a combination of the words 'happy' and 'huffing'.
Sandra wouldn't stop laughing last night. She was so haffy she was laughing at nothing.
ayon kay mustgofaster ika-07 ng Agosto, 2010
Horny As Fuck For You
Tell someone: I am haffy right now!
ayon kay HaffyNow ika-31 ng Mayo, 2016