noun
- A shout to attract attention.
- usage: "he gave a great halloo but no one heard him"
verb
- Urge on with shouts.
- usage: "halloo the dogs in a hunt"
- Shout `halloo', as when greeting someone or attracting attention. .
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). halloo. Retrieved September 20, 2026, from http://smartdefine.org/halloo/definitions/1218994 |
| Chicago | WordNet. 2010. "halloo" http://smartdefine.org/halloo/definitions/1218994 (accessed September 20, 2026). |
| Harvard | WordNet 2010, halloo, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/halloo/definitions/1218994>. |
| MLA | WordNet. "halloo" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/halloo/definitions/1218994> |