halloo

 
Pronunciation: /həˈluː, ha-/

exclamation

  • used to incite dogs to the chase during a hunt.
  • used to attract someone’s attention.

noun

  • a cry of ‘halloo’.

verb (halloos, hallooing, hallooed)

[no object]
  • cry or shout ‘halloo’ to attract attention or to give encouragement to dogs in hunting: I hallooed in the hope that they might hear my shouts
  • [with object] shout to (someone) to attract their attention: he hallooed a number of men in sweatshirts

Origin:

mid 16th century: probably from the rare verb hallow 'pursue or urge on with shouts', from imitative Old French haloer