dag

Concise Oxford English Dictionary © 2008 Oxford University Press:
dag /daɡ/ Austral./NZ

▶noun

• 1 a lock of wool matted with dung hanging from the hindquarters of a sheep.

• 2 informal an entertainingly eccentric person.

• 3 informal a conservative or unfashionable person.

  ■ an untidy or shabby person.

▶verb (dags, dagging, dagged) cut dags from (a sheep).

– phrases
rattle one's dags informal hurry up.

– origin ME (denoting a hanging pointed part of something): possibly rel. to tag1.