Definition of daffed:
(n) :
A fool; an idiot; a blockhead.
(v) :
(intransitive, Scotland) To be foolish; make sport; play; toy.
(v) :
(transitive) To toss (aside); to dismiss.
(v) :
(transitive) To turn (someone) aside; divert.
(v) :
(UK, dialect, obsolete) To daunt.
(n) :
(obsolete) A preparation of gypsum once used to adulterate food products.