• WordNet 3.6
    • v hollo utter a sudden loud cry "she cried with pain when the doctor inserted the needle","I yelled to her from the window but she couldn't hear me"
    • v hollo cry hollo
    • v hollo encourage somebody by crying hollo
    • n hollo a very loud utterance (like the sound of an animal) "his bellow filled the hallway"
    • ***
Webster's Revised Unabridged Dictionary
    • interj. & n Hollo Ho there; stop; attend; hence, a loud cry or a call to attract attention; a halloo. "And every day, for food or play,
      Came to the mariner's hollo ."
    • v. i Hollo To call out or exclaim; to halloo.
    • ***
Century Dictionary and Cyclopedia
    • hollo Ho there! hello! an exclamation to some one at a distance, in order to call attention, or in answer to one who hails: like halloo, holla, and hello, interj.
    • hollo To call out, cry out, or shout, in order to call attention, or in answer to some one who hails, or in play, or as an expression of pain.
    • hollo To urge or call by shouting.
    • n hollo The cry “Hollo!”
    • ***
Chambers's Twentieth Century Dictionary
    • Hollo hol′ō ho, there! attend!
    • interj Hollo hol′ō (naut.) the usual response to 'Ahoy!'
    • n Hollo hol′ō a loud shout
    • ***


Webster's Revised Unabridged Dictionary
See Hollo interj,., and cf. Halloo


In literature:

A red-headed man was working in the garden; and to him Mr. Pickwick called lustily, 'Hollo there!
"The Pickwick Papers" by Charles Dickens
Just as I brought my rifle to my shoulder I heard a voice sing out, `Hollo, Short!
"Dick Onslow" by W.H.G. Kingston
De horses had sense enough to double up when dat man hollo from de top of dem.
"Slave Narratives Vol. XIV. South Carolina, Part 2" by Works Projects Administration
Hollo, there, are you hard and fast?
"Jacob Faithful" by Captain Frederick Marryat
Then Jim Leonard saw what a good thing it was that he had thought of holloing fire.
"The Flight of Pony Baker" by W. D. Howells
But that only made him hollo the louder, and he holloed so loud that at last he made somebody hear.
"Boy Life" by William Dean Howells
But don't take up that habit of holloing from Miss Todd.
"The Bertrams" by Anthony Trollope
One morning at breakfast, Mr. Fulmort, after grumbling out his wonder at Juliana's writing to him, suddenly changed his tone into, 'Hollo!
"Hopes and Fears scenes from the life of a spinster" by Charlotte M. Yonge
Hollo, young Lionel, be thou warder of thy king, and sound an answering blast.
"Historic Boys" by Elbridge Streeter Brooks
Some of them shouted Hollo!
"Betty Leicester" by Sarah Orne Jewett
When I come back wid de two bottel I meet plenty men wid de tubs: dey say, 'Hollo there, who be you?
"Olla Podrida" by Frederick Marryat
Hollo, you there; friend, what sport?
"Recreations of Christopher North, Volume I (of 2)" by John Wilson
Hollo out "Drop" most energetically.
"The Dog" by Dinks, Mayhew, and Hutchinson
Every one that passes, says: "Hollo, Willie;" or "There's my boy;" or "Here, Willie, catch this apple.
"More Mittens with The Doll's Wedding and Other Stories" by Frances Elizabeth Barrow
Hollo, old fellow, where are you going?
"Englefield Grange" by H. B. Paull
Hollo made another rush forward.
"The Village Notary" by József Eötvös
Hollo, I've just stepped on him; he's lying on the road.
"A Duel" by Richard Marsh
The Indians commenced holloing again, up the river behind us, where we had come just before camping.
"A Trip to California in 1853" by Washington Bailey
It was the longest hour I ever spent before Taylor's voice holloing from the cliff above roused me to the certainty of success.
"The Flower of Forgiveness" by Flora Annie Steel
Meanwhile the party in the scrub waited some time for their guide, and then spent hours in holloing and in beating the bush for him.
"Australian Heroes and Adventurers" by William Pyke

In poetry:

The Wind he took to his revels once more;
On down
And in town,
A merry-mad clown,
He leaped and holloed with whistle and roar—
When there was that glimmering thread once more!
"The Wind And The Moon" by George MacDonald
Jackey Jackey gallops on a horse like a swallow
Where the carbines bark and the blackboys hollo.
When the traps give chase (may the devil take his power!)
He can ride ten mile in a quarter of an hour
"A Bushranger" by Kenneth Slessor

In news:

Do you say "hallo-ween" or "hollo-ween".