Used to greet someone, or to catch their attention. / Used in hunting to urge on the pursuers.

A shout of halloo.

(intransitive) To shout halloo. / (transitive) To encourage with shouts; to egg (someone) on. / (transitive) To chase with shouts or outcries. / (transitive) To call or shout to; to hail.

plural of halloo

simple past tense and past participle of halloo

present participle of halloo

A cry of halloo.

plural of hallooing

Third-person singular simple present indicative form of halloo

A cry uttered by a huntsman when a fox is seen to break cover