Pronunciation Noun

sub (plural subs)

  1. A submarine.
  2. A submarine sandwich: a sandwich made on a long bun.
    We can get subs at that deli.
  3. (informal) A substitute, often in sports.
    With the score 4 to 1, they brought in subs.
    She worked as a sub until she got her teaching certificate.
    • 1930, Boy's Live, Philip Scruggs, There Can Be Victory, page 20 ↗
      At any other school you would be playing varsity, and Wallace has you pigeon-holed on the subs." "Maybe he has his reasons," Jim replied. "And he hasn't pigeon-holed me on the subs yet — not this season.
  4. (British, informal, often in plural) A subscription: a payment made for membership of a club, etc.
    • 1951, H. L. Gold, “Annual Report” in Galaxy Science Fiction, volume 2, number 6, page 2:
      According to the best available information, GALAXY has several times as many subs as any other science fiction magazine!
  5. (Internet, informal) A subtitle.
    I've just noticed a mistake in the subs for this film.
  6. (computing, programming) A subroutine (sometimes one that does not return a value, as distinguished from a function, which does).
    • 2002, Nathan Patwardhan, Ellen Siever, Stephen Spainhour, Perl in a nutshell
      The default accessor can be overridden by declaring a sub of the same name in the package.
    • 2004, P. K. McBride, Introductory Visual Basic.NET (page 49)
      So far, all the subs and functions that we have used have been those built into the system, or those written to handle events from controls […]
  7. (colloquial) A subeditor.
  8. (colloquial) A subcontractor.
  9. (BDSM, informal) A submissive.
  10. (colloquial, dated) A subordinate.
  11. (colloquial, dated) A subaltern.
    • '1911, J. Milton Hayes, The Green Eye of the Yellow God
      He was known as 'Mad Carew' by the subs at Khatmandu,
      He was hotter than they felt inclined to tell;
      But for all his foolish pranks, he was worshipped in the ranks,
      And the Colonel's daughter smiled on him as well.
  12. (colloquial, internet) A subscription (or (by extension) a subscriber) to an online channel or feed.
    I'm totally stoked; just got 10 new subs after my last video.
  13. (colloquial) Subsistence money: part of a worker's wages paid before the work is finished.
Synonyms Translations Translations
  • French: sandwich sous-marin

sub (subs, present participle subbing; past and past participle subbed)

  1. (US, informal) To substitute for.
  2. (US, informal) To work as a substitute teacher, especially in primary and secondary education.
  3. (British, informal, football) To replace (a player) with a substitute.
    He never really made a contribution to the match, so it was no surprise when he was subbed at half time.
  4. (British, informal, football) Less commonly, and often as sub on, to bring on (a player) as a substitute.
    He was subbed on half way through the second half, and scored within minutes.
  5. (British) To perform the work of a subeditor or copy editor; to subedit.
  6. (UK, slang, transitive) To lend.
  7. (slang, intransitive) To subscribe.
  8. (BDSM) To take a submissive role.
    • Alicia White, Jessica's Breakdown (page 53)
      You've never subbed before. Jessica will be expecting a man on stage that follows orders and enjoys what she's going to be doing. Do you want to be spanked? Possibly whipped?
  1. Under.

sub (subs, present participle subbing; past and past participle subbed)

  1. To coat with a layer of adhering material; to planarize by means of such a coating.
  2. (microscopy) To prepare (a slide) with a layer of transparent substance to support and/or fix the sample.
    • 1997, Marina A. Lynch, S. M. O'Mara (editors), Ali D. Hames, D. Rickwood (series editors), Neuroscience Labfax, [|subbed%22&hl=en&ei=KlJ7Tv6sFcqtiAes2pAy&sa=X&oi=book_result&ct=result&resnum=6&sqi=2&ved=0CEMQ6AEwBQ#v=onepage&q=%22subbing|subbed%22&f=false page 166],
      Ensure that gloves are worn when handling subbed slides. Although the following protocol describes subbing with gelatin, slides may also be coated with either 3-(triethoxysilyl-)propylamine (TESPA) or poly-L-lysine for in situ hybridization.

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