One day, a chair broke. Dr. Sauter hit the floor like a hippopotamus heading for water.    From LearnThat.org.  [Elaine Christensen, Source: I have learned five things. Winner of the National Federation of Poetry Societies' manuscript contest in 1995.]

Q: What do you call a hippopotamus who rides a train?.    From Wordnik.com.  [Making Light: Open thread 137] Reference

Kirsten Anderson says that this baby pygmy hippopotamus is "ridiculously cute.".    From Wordnik.com.  [Boing Boing] Reference

When the Greeks first saw a huge animal in Egypt, they called it hippopotamus, the Greek word for ` water horse. '.    From Wordnik.com.  [VERBATIM: The Language Quarterly Vol XV No 2] Reference

What we call a hippopotamus — “river horse” — the Germans call “Flusspferd,” which literally means “river horse.”.    From Wordnik.com.  [The Volokh Conspiracy » “Misused”:] Reference

The hippopotamus is the familiar of Hapi, the goddess of the Nile.    From Wordnik.com.  [River God]

The hippopotamus, which is native to Africa, is one of the heaviest land animals.    From Wordnik.com.  [BBC News | News Front Page | World Edition] Reference

The hippopotamus is a very nervous animal, and is besides very vicious and irritable.    From Wordnik.com.  [Another World Fragments from the Star City of Montalluyah] Reference

He was called a hippopotamus, and he swam in a tank of water, next door to a pool in which lived some mud turtles and alligators.    From Wordnik.com.  [Bunny Brown and His Sister Sue at Aunt Lu's City Home] Reference

Of late the hippopotamus has been the most notorious of the three; though he is far from being as interesting an animal as the rhinoceros.    From Wordnik.com.  [Quadrupeds, What They Are and Where Found A Book of Zoology for Boys] Reference

Must n't draw it and write underneath "hippopotamus".    From Wordnik.com.  [The Poetical Works of Oliver Wendell Holmes — Volume 08: Bunker Hill and Other Poems] Reference

You wouldn't call hippopotamus a hard word; would you, boys? "he asked.    From Wordnik.com.  [The Boy Ranchers at Spur Creek or Fighting the Sheep Herders] Reference

And whoever can get to the word 'hippopotamus' first has won. ".    From Wordnik.com.  [Punch, or the London Charivari, Volume 159, July 14th, 1920] Reference

"hippopotamus," which is probably the correct rendering of the word.    From Wordnik.com.  [Easton's Bible Dictionary] Reference

(Soundbite of a hippopotamus) THOMPKINS: Or the bats.    From Wordnik.com.  [Mystery On The Nile: Just Whose River Is It?] Reference

Prince is a regular hippopotamus when it comes to water.    From Wordnik.com.  [The Outdoor Girls at Rainbow Lake Or, the stirring cruise of the motor boat Gem] Reference

D. shot a hippopotamus and he was always ashamed and sorry.    From Wordnik.com.  [Appreciations of Richard Harding Davis] Reference

He resembled a hippopotamus clothed in an ample black coat.    From Wordnik.com.  [The French Immortals Series — Complete] Reference

There are the giant elephant, rhinoceros, and hippopotamus.    From Wordnik.com.  [The Continental Monthly , Vol. 2 No. 5, November 1862 Devoted to Literature and National Policy] Reference

It sounded lonelier than a love-sick hippopotamus on the house top.    From Wordnik.com.  [The Boy Scouts Book of Campfire Stories] Reference

The earliest mention of the hippopotamus is in Herodotus, who in ii.    From Wordnik.com.  [Notes and Queries, Number 33, June 15, 1850] Reference

There was also a hippopotamus there, and oh! what a big mouth he had.    From Wordnik.com.  [The Bobbsey Twins in Washington] Reference

Inside one of the sharks (eleven feet long) they found a hippopotamus.    From Wordnik.com.  [A Book of Discovery The History of the World's Exploration, From the Earliest Times to the Finding of the South Pole] Reference

Adorable animals being adorable interlude: A newborn pygmy hippopotamus.    From Wordnik.com.  [Wonkbook: Goolsbee to head CEA, Voinovich backs small business aid; yuan(na) fight?] Reference

Five men had lost their lives, but not one hippopotamus had been killed.    From Wordnik.com.  [Rataplan, a rogue elephant; and other stories] Reference

He's like a rhinoceros, an elephant, and a hippopotamus all rolled up in one.    From Wordnik.com.  [Women Making Love to Monsters] Reference

When the hippopotamus opened his mouth it looked big enough to hold a washtub.    From Wordnik.com.  [Bunny Brown and His Sister Sue at Aunt Lu's City Home] Reference

The hippopotamus, on the other hand, got mad, and sought the water for seclusion.    From Wordnik.com.  [The Wonder Island Boys: The Mysteries of the Caverns] Reference

She had all the grace and elegance of a hippopotamus, and her style was enchanting.    From Wordnik.com.  [Incidents of the War: Humorous, Pathetic, and Descriptive] Reference

Many of these belonged to animals such as the hippopotamus, rhinoceros, tapir, etc.    From Wordnik.com.  [Three Years on the Plains Observations of Indians, 1867-1870] Reference

The fauna includes the elephant, hippopotamus, lion and several species of antelope.    From Wordnik.com.  [Encyclopaedia Britannica, 11th Edition, Volume 3, Part 1, Slice 2 "Baconthorpe" to "Bankruptcy"] Reference

The effect was a little unsettling, as if a hippopotamus had begun to laugh like a hyena.    From Wordnik.com.  [Out Like a Light] Reference

 It swoops under a hippopotamus with tiny angel wings, slowly inching its way across the sky.    From Wordnik.com.  [I'm Writing] Reference

The hippopotamus being an inhabitant of the Upper Nile, was imperfectly known to the ancients.    From Wordnik.com.  [Notes and Queries, Number 33, June 15, 1850] Reference

A hippopotamus had recently been added to the collection, and we were sadly vexed not to see it.    From Wordnik.com.  [Young Americans Abroad Vacation in Europe: Travels in England, France, Holland, Belgium, Prussia and Switzerland] Reference

Fisheye Gleason when he fell on the back of the hippopotamus at the start of the Grand Entry.    From Wordnik.com.  [David Lannarck, Midget An Adventure Story] Reference

And specifically, the dentures that we have in our collection were made out of hippopotamus ivory.    From Wordnik.com.  [George's Dentures Shine At Dentistry Museum] Reference