sub Definition in the Cambridge English Dictionary Cambridge dictionaries logo
Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

Definition of “sub” - English Dictionary

"sub" in American English

See all translations

subnoun [C]

us   /sʌb/
  • sub noun [C] (REPLACEMENT)

short form ofsubstitute teacher
  • sub noun [C] (SHIP)

short form ofsubmarine: a nuclear sub
  • sub noun [C] (FOOD)

short form ofsubmarine (sandwich)

subverb [I]

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







"sub" in British English

See all translations

subnoun [C]

uk   /sʌb/ us   /sʌb/ informal
  • sub noun [C] (SANDWICH)

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

subverb

uk   /sʌb/ us   /sʌb/ -bb- informal
[I] in sports, to play in a match in someone's place: Travis subbed for the injured defender.
[I] US to do a job temporarily when someone else cannot do it: As a young player, 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.

sub-prefix

uk   /sʌb-/ us   /sʌb-/
  • sub- prefix (LESS THAN)

less than a number or level: Winter weather brought sub-zero (= less than 0 degrees) temperatures to much of the country. smart TVs in the sub-$1000 price range the first man to run a sub-4 minute mile
  • sub- prefix (LOWER)

below or in a lower position: the subarctic a sub-layer
  • sub- prefix (LESS GOOD)

not as good as: subhuman a sub-standard effort The film is a sort of sub-Godfather mafia family tale.
(Definition of sub from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)

"sub" in Business English

See all translations

subnoun [C]

uk   /sʌb/ us   informal
→  subscription : You can save up to £20 if you pay your subs by direct debit.
→  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   /sʌb/ us   -bb-
to pay an employee earlier than usual because they need money: He subbed him his wages because he had to buy a plane ticket.
(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 Business English

Avoiding common errors with the word enough.
Avoiding common errors with the word enough.
by ,
May 25, 2016
by Liz Walter Enough is a very common word, but it is easy to make mistakes with it. You need to be careful about its position in a sentence, and the prepositions or verb patterns that come after it. I’ll start with the position of enough in the sentence. When we use it with a noun,

Read More 

Word of the Day

ultraviolet

Ultraviolet light has a wavelength that is after the violet (= light purple) end of the range of colours that can be seen by humans. Light of this type causes the skin to become darker in the sun.

Word of the Day

convo noun
convo noun
May 23, 2016
informal a conversation The convo around concussions mostly focuses on guys who play football, but Chastain thinks that this whole thing could be a headache for women too.

Read More