sub Meaning in the Cambridge English Dictionary

Meaning of “sub” in the English Dictionary

"sub" in British English

See all translations

subnoun [C]

uk   us   /sʌb/ informal

sub noun [C] (REPLACEMENT)

in ​sports, a ​player who is used for ​part of a ​gameinstead of another: One of the ​players was ​injured during the ​match, so a sub was ​brought on.
US a ​teacher who ​replacesteachers who are ​absent from ​work: A ​trainedteacher, he ​foundwork as a sub which ​fit around his other ​commitments.

sub noun [C] (SHIP)

a ​ship that can ​travel under ​water: a ​nuclear sub

sub noun [C] (MONEY)

UK an ​amount of ​money that you ​payregularly to be a ​member of an ​organization or ​club: Have you ​paidyourtennisclub sub ​yet?

sub noun [C] (SANDWICH)

US a ​long, ​thin loaf of ​breadfilled with ​meat or ​cheese, and often ​lettuce, ​tomatoes, etc: a ​meatball sub


uk   us   /sʌb/ (-bb-) informal
[I] in ​sports, to ​play in a ​match in someone's ​place: Travis subbed for the ​injureddefender. [I] US to do a ​jobtemporarily when someone ​else cannot do it: As a ​youngplayer, he subbed for Duke Ellington's ​drummer. I subbed as a ​teacher for a ​semester. [T] UK to ​replace one ​player with another during a ​game: He was subbed in the ​match against Newcastle.


uk   us   /sʌb-/

sub prefix (LESS THAN)

less than a ​number or ​level: Winter ​weatherbroughtsub-zero (= less than 0 ​degrees)temperatures to much of the ​country. smart TVs in the sub-$1000 ​pricerange the first man to ​run a sub-4 ​minutemile

sub prefix (LOWER)

below or in a ​lowerposition: the ​subarctic a sub-layer

sub prefix (NOT QUITE)

almost or ​nearly: subtropical

sub prefix (SMALLER)

being a ​smallerpart of a ​largerwhole: a ​subcontinent a ​subcommitteemeeting to ​subdivide

sub prefix (LESS GOOD)

not as good as: subhuman a sub-standard ​effort The ​film is a ​sort of sub-Godfather ​mafiafamilytale.

sub prefix (LESS IMPORTANT)

less ​important or ​lower in ​rank: a sub-deacon a ​subordinate
(Definition of sub from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"sub" in American English

See all translations

subnoun [C]

 us   /sʌb/

sub noun [C] (REPLACEMENT)

short form of substitute teacher

sub noun [C] (SHIP)

short form of submarine : a ​nuclear sub

sub noun [C] (FOOD)

short form of submarine (sandwich)

subverb [I]

 us   /sʌb/ (-bb-)
to ​work as a ​substituteteacher: She subs at three ​schools.
(Definition of sub from the Cambridge Academic Content Dictionary © Cambridge University Press)

"sub" in Business English

See all translations

subnoun [C]

uk   us   /sʌb/ informal
→  subscription : You can ​save up to £20 if you ​pay your subs by ​directdebit.
→  substitute noun : There is a great need both for ​permanent teachers and subs.
payment that your ​employer gives you earlier than usual because you need ​money: I ​ran out of ​money on Thursday and had to ​ask my ​boss for a sub.

subverb [T]

uk   us   /sʌb/ (-bb-)
to ​pay an ​employee earlier than usual because they need ​money: He subbed him his ​wages because he had to ​buy a ​planeticket.
(Definition of sub from the Cambridge Business English Dictionary © Cambridge University Press)
What is the pronunciation of sub?
Add Cambridge dictionaries to your browser to your website

“sub” in American English

“sub” in Business English

Word of the Day


someone who tries to help two groups who disagree to reach an agreement with each other, usually as a job

Word of the Day

Tree huggers and climate change deniers
Tree huggers and climate change deniers
by Colin McIntosh,
October 08, 2015
The climate debate is one that has predictably generated a large amount of new vocabulary, some of it originally specialized scientific terminology that has been taken up by the media and is now common currency. Some of these terms are new additions to the Cambridge English Dictionary. The two opposing sides in

Read More 

climate justice noun
climate justice noun
October 12, 2015
the holding to account of those responsible for climate change and reparation for those most affected by it I just finished reading the pope’s message to the world on climate justice.I feel energized and have joined a group of people at my church, St. Joseph University Parish, who feel the same.

Read More