Definition of widdiefu in US English:

widdiefu

noun

Scottish
rare
  • A person who deserves or is likely to be hanged; a rogue, a scoundrel. Also in weakened sense: a mischievous or rascally person.

adjective

Scottish
rare
  • Deserving or likely to be hanged; roguish, villainous. Also in weakened sense: mischievous, rascally.

Origin

Early 16th century; earliest use found in William Dunbar (?1460–?1530), poet and courtier. From widdie + -ful.

Pronunciation

widdiefu

/ˈwɪdɪfuː/