Definitions by UB40

Deffin

Not wanting to do something, not liking the idea of something, or having a bad experience.

Opposite of buzzin

More commonly used between drug users

I'd deff if I broke my leg.
He's deffed us by not coming out, deffer.
I'm deffin over having too much to drink, I feel sick.

Deffin by UB40 December 12, 2008