[ huh-loo ]
See synonyms for halloo on Thesaurus.com
interjection, noun, verb (used with or without object),plural hal·loos,hal·looed, hal·loo·ing.

Words Nearby halloo

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use halloo in a sentence

  • That was the meaning of all the loud halloo—for that the hounds were unleashed and the hunting-horns sounded.

    Love's Pilgrimage | Upton Sinclair
  • A boyish impulse, tempted me to give a loud halloo, in order to set the beautiful animal off at its wildest speed.

  • A loud halloo from Major Mowbray, who seemed advancing upon the wings of the wind, told Dick that he was discovered.

    Rookwood | William Harrison Ainsworth
  • Karlsefin did so, and immediately after a faint and very distant halloo came back in reply.

    The Norsemen in the West | R.M. Ballantyne
  • We have an excellent illustration of those possibilities in the word “halloo,” commonly rendered as “hello.”

    The Swastika | Thomas Wilson

British Dictionary definitions for halloo


hallo or halloa (həˈləʊ)

/ (həˈluː) /

sentence substitute
  1. a shout to attract attention, esp to call hounds at a hunt

nounplural -loos, -los or -loas
  1. a shout of "halloo"

verb-loos, -looing, -looed, -los, -loing, -loed, -loas, -loaing or -loaed
  1. to shout (something) to (someone)

  2. (tr) to urge on or incite (dogs) with shouts

Origin of halloo

C16: perhaps variant of hallow to encourage hounds by shouting

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012