beaver

IPA/ˈbiː.vər/
KK[bˈivɚ]IPA/ˈbiː.vɚ/

beaver — noun

  • beaversingular
  • beaversplural

1. a large brown animal that lives partly in water, has strong front teeth and a wi

1.名詞B2
釋義

a large brown animal that lives partly in water, has strong front teeth and a wide paddle-shaped tail, and often builds dams and lodges in streams

例句

A beaver dragged fresh branches into the stream before sunset.

beaver builds with branches in water

Park staff found beaver tracks beside the muddy river bank.

同義詞
  • rodent

    a much broader scientific group that also includes rats and squirrels

  • muskrat

    a smaller water-loving rodent without the same broad flat tail

  • otter

    another river animal, but it is not a dam-building rodent

文法句型

see a beaver

beaver builds a dam

beaver lodge

beaver tail

用法筆記

Usually countable. Common contexts mention rivers, ponds, dams, lodges, and trees that have been cut with the animal's teeth.

常見錯誤

We saw three beaver near the pond.
We saw three beavers near the pond.
💡This sense is a regular countable noun, so use the plural form for more than one.

2. someone who keeps working busily and eagerly, especially on jobs that need patie

2.名詞C1
釋義

someone who keeps working busily and eagerly, especially on jobs that need patience or extra effort

例句

Nadia is a busy beaver who labels every box before moving day.

informal phrase: busy beaver

The coach called João a real beaver after practice ended.

a real beaver = very hard worker

同義詞
  • hard worker

    the plain neutral phrase without the playful tone

  • workaholic

    stronger and often suggests an unhealthy amount of work

  • go-getter

    focuses more on ambition and initiative than on steady effort

反義詞
  • slacker

    informal word for someone who avoids effort

文法句型

a beaver at work

a real beaver

busy beaver

用法筆記

Often used in friendly praise, especially in the phrase 'busy beaver'. It suggests steady, eager effort rather than talent or authority.

常見錯誤

He is a beaver engineer.
He is a hardworking engineer.
💡This sense names the person, not an adjective before another job title.

3. a crude slang term used for female genitals or for the pubic hair around them

3.名詞C2
釋義

a crude slang term used for female genitals or for the pubic hair around them

例句

The stand-up comic used beaver, and several people walked out.

metalinguistic use of an offensive slang word

The subtitle replaced beaver with a line of asterisks.

同義詞
  • genitals

    the neutral general term used in medical or careful discussion

  • vulva

    the anatomical term and not insulting slang

文法句型

say beaver

call it beaver

use the word beaver

用法筆記

This is a very rude slang term and is unsuitable in respectful, formal, or medical situations. It is more often mentioned in crude jokes or complaints about offensive language than used neutrally.

常見錯誤

The doctor examined her beaver.
The doctor examined her genitals.
💡This word is crude slang and is not acceptable in medical or respectful speech.

4. the thick soft fur from a beaver, especially when it is used for hats, coats, or

4.名詞C1
釋義

the thick soft fur from a beaver, especially when it is used for hats, coats, or other clothing

例句

The museum displayed a beaver collar from the early fur trade.

beaver collar = clothing made from the fur

Traders once shipped beaver to Europe for expensive winter hats.

同義詞
  • pelt

    often includes the skin as well as the fur

  • fur

    much broader and not specific to this animal

文法句型

beaver coat

beaver collar

trimmed with beaver

用法筆記

This sense is a material noun. It often appears before clothing words such as coat, collar, trim, or hat rather than referring to the whole animal.

5. a tall formal hat once made with beaver fur, later also copied in silk or other

5.名詞C2
釋義

a tall formal hat once made with beaver fur, later also copied in silk or other similar material

例句

The actor tipped his beaver before stepping into the carriage.

tip a beaver = tip a formal hat

A black beaver hung on the rack beside the stage door.

同義詞
  • top hat

    the modern everyday name for the same style of tall formal hat

  • silk hat

    emphasizes the outer material rather than the original fur source

文法句型

wear a beaver

tip a beaver

black beaver

用法筆記

This is an old-fashioned clothing sense. In modern contexts it usually appears when people discuss historical dress, theater costumes, or formal portraits.

6. the lower face guard of a medieval helmet, sometimes made to lift up and down

6.名詞C2
釋義

the lower face guard of a medieval helmet, sometimes made to lift up and down

例句

The knight raised his beaver to speak before the battle.

raise the beaver on a helmet

Rust had frozen the beaver to the front of the helmet.

同義詞
  • visor

    a broader helmet face guard term, often covering the eyes as well

  • face guard

    plain descriptive wording rather than the technical historical term

文法句型

raise the beaver

lower the beaver

helmet beaver

用法筆記

This is a specialist historical term for armor. It usually appears in museum labels, medieval history writing, or descriptions of old weapons.

beaver — verb