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We found 24 dictionaries with English definitions that include the word halloo: Click on the first link on a line below to go directly to a page where "halloo" is defined. General (23 matching dictionaries) halloo: American Heritage Dictionary of the English Language [home, info] halloo: Collins English Dictionary [home, info] halloo: Vocabulary.com [home, info] halloo: Merriam-Webster's Online Dictionary, 11th Edition [home, info] Halloo, halloo: Wordnik [home, info] halloo: Wiktionary [home, info] halloo: Compact Oxford English Dictionary [home, info] halloo: Webster's New World College Dictionary, 4th Ed. [home, info] halloo: The Wordsmyth English Dictionary-Thesaurus [home, info] halloo: Infoplease Dictionary [home, info] Halloo, halloo: Dictionary.com [home, info] halloo: UltraLingua English Dictionary [home, info] Halloo: Wikipedia, the Free Encyclopedia [home, info] Halloo: Online Plain Text English Dictionary [home, info] halloo: Webster's Revised Unabridged, 1913 Edition [home, info] halloo: Rhymezone [home, info] Halloo: AllWords.com Multi-Lingual Dictionary [home, info] halloo: Webster's 1828 Dictionary [home, info] halloo: Free Dictionary [home, info] halloo: Mnemonic Dictionary [home, info] halloo: WordNet 1.7 Vocabulary Helper [home, info] halloo: LookWAYup Translating Dictionary/Thesaurus [home, info] halloo: Dictionary/thesaurus [home, info] Miscellaneous (1 matching dictionary) halloo: Idioms [home, info]

Quick definitions from WordNet (halloo) ▸ noun:  a shout to attract attention ("He gave a great halloo but no one heard him") ▸ verb:  shout `halloo', as when greeting someone or attracting attention ▸ verb:  urge on with shouts ("Halloo the dogs in a hunt")