thin Definition in the Cambridge English Dictionary

Definition of “thin” - English Dictionary

"thin" in American English

See all translations

thinadjective [-er/-est only]

 us   /θɪn/ (-nn-)

thin adjective [-er/-est only] (NOT DEEP)

having a ​smalldistance from the ​top to the ​bottomside: thin ​summerclothing The ​statue is coated with a thin ​layer of ​gold.

thin adjective [-er/-est only] (NOT FAT)

having little ​extraflesh on the ​body: thin ​arms/​legs a thin ​face Models must be ​tall and thin.

thin adjective [-er/-est only] (FEW)

having only a few of something ​covering an ​area; not ​dense: His ​hair is thin on ​top. Where there is little ​rain, ​grass and ​trees get thinner.

thin adjective [-er/-est only] (FLOWING EASILY)

(of a ​liquid) ​flowingeasily: We ​begandinner with a thin but ​tastysoup.

thin adjective [-er/-est only] (WEAK)

lackingforce or ​substance; ​weak: a thin, ​metallictone I ​thought the ​plot was a ​bit thin. We ​slept poorly that ​night in the thin ​mountainair.

thinverb [I/T]

 us   /θɪn/ (-nn-)

thin verb [I/T] (BECOME FEWER)

to ​become fewer in ​number, or to make a ​group of things fewer in ​number: [I] Traffic thins out after seven o’clock. [T] An ​improvingeconomyhelped thin ​unemploymentlines.
(Definition of thin from the Cambridge Academic Content Dictionary © Cambridge University Press)

"thin" in British English

See all translations


uk   us   /θɪn/ (thinner, thinnest)

thin adjective (NOT THICK)

A2 having a ​smalldistance between two ​oppositesides: a thin ​book thin ​blacklines a thin ​jacket (= made from thin ​material)
More examples

thin adjective (NOT FAT)

A2 (of the ​body) with little ​flesh on the ​bones: Did you ​notice how thin her ​wrists were? Thin, ​hungrydogsroamed the ​streets.
be as thin as a rake UK (mainly US be as thin as a rail) to be very thin: He ​eats like a ​horse and ​yet he's as thin as a ​rake.
More examples

thin adjective (TRANSPARENT)

not ​difficult to ​see through: thin ​mist/​cloud

thin adjective (FEW)

having only a ​smallnumber of ​people or a ​smallamount of something: Attendance at the ​meeting was ​rather thin.

thin adjective (FLOWING EASILY)

(of a ​liquid) ​flowingeasily: a thin ​soup

thin adjective (WEAK)

weak or of ​poorquality: a thin ​excuse a thin ​disguise a thin ​smile
noun [U] uk   us   /ˈθɪn.nəs/
the thinness of his ​hair The ​authordiscusses why ​femalebeauty has ​becomelinked to thinness.


uk   us   /θɪn/ (-nn-)

thin verb (LESS THICK)

[T] to make a ​substance less ​thick, often by ​adding a ​liquid to it: Thin the ​sauce down with a little ​stock.

thin verb (FEWER)

[I or T] (also thin out) When a ​crowd or a ​group thins (out), it ​becomes fewer in ​number, and when you thin (out) a ​group of ​plants or other things, you ​remove some to make them fewer: The ​traffic will thin out after the ​rushhour.
Phrasal verbs
(Definition of thin from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)

"thin" in Business English

See all translations


uk   us   /θɪn/ (thinner, thinnest)
FINANCE, COMMERCE if ​trading, etc. is thin, not many ​people are ​buying or ​sellingshares, etc.: Investor ​perceptions may ​decrease the ​value of ​high-riskbonds, especially in a thin ​market. In another day of thin ​trading, the FTSE 100 ​rose 21 to 5269.5.
having only a ​smallnumber of ​people or a ​smallamount of something, especially ​money: Wages are ​lower in the ​area, and ​unionmembership is thin. Turnover was extremely thin. a thin ​budget
a thin margin/profit margin COMMERCE a ​situation in which there is only a ​small difference between the ​totalcost of making and ​selling something and the ​price it is ​sold for, or between the ​totalamount of ​money a ​company receives from ​sales and the ​totalcost of ​producing all its ​products and ​services: Cost is an ​issue in a ​business that operates on thin ​margins.
be stretched thin to not have enough ​money, ​people, ​supplies, etc. to ​operate, do a ​job, or ​provide what is needed: Without more ​money, the ​programs would be ​stretched thin. In the ​currenteconomicclimate, ​doctors and nurses are ​stretched thin and ​equipment is ​lacking in many of the clinics.
the thin end of the wedge UK something that is not very harmful in itself but that will be the ​start of a harmful ​development: The ​introduction of a ​fee for the ​service has been described as "the thin end of the wedge" by ​unionleaders.
thin on the ground UK existing only in ​smallnumbers or ​amounts: Good ​strategicleaders are very thin on the ​ground in UK ​companies.
(Definition of thin from the Cambridge Business English Dictionary © Cambridge University Press)
What is the pronunciation of thin?
Add Cambridge dictionaries to your browser to your website

“thin” in Business English

Word of the Day

be nothing to it

used to say something is very easy

Word of the Day

There is no such thing as a true synonym in English. Discuss!
There is no such thing as a true synonym in English. Discuss!
by Kate Woodford,
November 25, 2015
In the Cambridge Advanced Learner’s Dictionary the word ‘synonym’ is defined as ‘a word or phrase that has the same or nearly the same meaning as another word or phrase in the same language’. As you might expect, definitions for this word are broadly similar in other dictionaries and yet the italicized

Read More 

climatarian adjective
climatarian adjective
November 23, 2015
choosing to eat a diet that has minimal impact on the climate, i.e. one that excludes food transported a long way or meat whose production gives rise to CO2 emissions Climate change is not normally on people’s minds when they choose what to have for lunch, but a new diet is calling for

Read More