Hark (härk), v. i. [OE.
herken. See Hearken.] To listen; to hearken.
[Now rare, except in the imperative form used as an interjection,
Hark! listen.] Hudibras.
Hark away! Hark back!
Hark forward! (Sporting), cries used to
incite and guide hounds in hunting. -- To hark
back, to go back for a fresh start, as when one has
wandered from his direct course, or made a digression.
He must have overshot the mark, and must hark
back.
Haggard.
He harked back to the subject.
W. E. Norris.