Noun

(en noun)

Any animal other than a human; usually only applied to land vertebrates, especially large or dangerous four-footed ones.

(more specific)  A domestic animal, especially a bovine farm animal.

*

Boxer was an enormous beast , nearly eighteen hands high, and as strong as any two ordinary horses put together.

*{{quote-book, year=1963, author=(Margery Allingham), title=(The China Governess)

, chapter=7 citation , passage=‘Children crawled over each other like little grey worms in the gutters,’ he said. ‘The only red things about them were their buttocks and they were raw. Their faces looked as if snails had slimed on them and their mothers were like great sick beasts whose byres had never been cleared. […]’}}

A person who behaves in a violent, antisocial or uncivilized manner.

(slang) A large and impressive automobile.

(slang, prisons) A sex offender.

* 1994 , Elaine Player, Michael Jenkins, Prisons After Woolf: Reform Through Riot (page 190)

Shouts had been heard: 'We're coming to kill you, beasts .' In desperation, Rule 43s had tried to barricade their doors

* 1994 , Adam Sampson, Acts of Abuse: Sex Offenders And the Criminal Justice System (page 83)

For many prisoners and in many prisons, antipathy towards 'nonces' or 'beasts' is little more than an idea

(figuratively) Something unpleasant and difficult.

* 2000 , Tom Clancy, The Bear and the Dragon , Berkley (2001), ISBN 9780425180969, page 905:

Even unopposed, the natural obstacles are formidable, and defending his line of advance will be a beast of a problem."

* 2006 , Heather Burt, Adam's Peak , Dundurn Press (2006), ISBN 9781550026467, page 114:

He'd be in the hospital a few days — broken collarbone, a cast on his arm, a beast of a headache — but fine.

* 2011 , :

And, oh, poor Atlas / The world's a beast of a burden / You've been holding up a long time

Noun

A species of cat, Felis silvestris .

Any undomesticated species of cat.

* 2003 , CNN , April 24

Upon checking it out, we found a total of 13 newborn wildcats , nine newborn tigers and two newborn leopards.

(lb) A person who acts like a wildcat, often sexually.

* 2002 , The Young and the Restless (TV, September 26)

Anyone who's man enough to have landed a wildcat like you had to be quite a guy.

Industrial action carried out without authorization of trade unions; short for "wildcat strike" or "wildcat action".

A wildcat broke out after the management announced the plan for redundancy.

(lb) A caliber of ammunition derived by amending another type of cartridge and not made by commercial manufacturers.

(lb) An offensive formation characterized by a direct snap to a running back and an unbalanced offensive line.

(lb) A wheel that can be adjusted so as to revolve either with, or on, the shaft of a capstan.