daff /dæf/verb 4noun 3forms 3 verb4 •To toss (aside); to dismiss.DON PEDRO. I would she had bestowed this dotage on me; I would have daffed all other respects and made her half myself. — 1598 •To turn (someone) aside; divert. •(Scotland) To be foolish; make sport; play; toy.We'll hauld our court mid the roaring lins, And daff in the lashan' tide — 1820 •(dialect, no longer used) To daunt.Young Tam came up and eyed me quick With reddened cheek—Braw Tam was daffed like a chick—He could na speak—Ah Marie they are all gane hame — 1818 noun3 •A fool; an idiot; a blockhead. •(UK, informal) Clipping of daffodil.Get your daffs here - £2 a bunch. •(no longer used) A preparation of gypsum once used to adulterate food products. formsdaffed · daffing · daffs