sub

IPA: sˈʌb

(nautical) A submersible
(Britain, informal, often in plural) A subscription: a payment made for membership of a club, etc.
(Internet, informal) A subtitle.
(computing, programming) A subroutine (sometimes one that does not return a value, as distinguished from a function, which does).
(colloquial) A subeditor.
(colloquial) A subcontractor.
(slang) A subwoofer.
(publishing, colloquial) A submission (of a work for publication).
(BDSM, informal) A submissive.
(colloquial, dated) A subordinate.
(colloquial, dated) A subaltern.
(colloquial, Internet) A subscription (or (by extension) a subscriber) to an online channel or feed.
(colloquial) Subsistence money: part of a worker's wages paid before the work is finished.
Abbreviation of submarine. [A boat that can go underwater.]
Short for submarine sandwich.: a sandwich made on a long bun. [(US, Canada) A sandwich made on a long, cylindrical roll split lengthwise.]
(informal) Clipping of substitute., often in sports or teaching. [A replacement or stand-in for something that achieves a similar result or purpose.]
(Internet slang) Short for subreddit. [(Internet) Any of the subforums, generally intended for discussion of a specific topic, on the Reddit web site.]

(US, informal) To substitute for.
(US, informal) To work as a substitute teacher, especially in primary and secondary education.
(Britain, informal, soccer) To replace (a player) with a substitute.
(Britain, informal, soccer, less common, often as "sub on") To bring on (a player) as a substitute.
(Britain) To perform the work of a subeditor or copy editor; to subedit.
(slang, Internet, transitive) To subtitle (usually a film or television program).
(UK, slang, transitive) To lend (a person) money.
(slang, intransitive) To subscribe.
(BDSM) To take a submissive role.
To coat with a layer of adhering material; to planarize by means of such a coating.
(microscopy) To prepare (a slide) with a layer of transparent substance to support and/or fix the sample.

Examples of "sub" in Sentences

The Sub mariner is hardly neurotic.
I am at the sub article of the imams dossier.
It includes the hypothetical and disjunctive sub relations.
The ditty was used as the sub theme in Looking Back in Anger.
All of these factors make the Earth a sub standard timepiece.
The costa is unbroken and the sub costa is apparent on the insect.
Doukkala is divided in three sub regions, parallel to the seacoast.
Bole Sub City is one of the sub city found in the east side of Addis Ababa.
The term sub prime i guess can be given to the other loans the MMs give out.
There are four sub sects of Ramanandis, and all of the sub sects are celibate.
The DVM that exposes the super latches use the term sub-latch, sys. dm_os_sublatches.
Sub-primes generally are for those individuals who have poor credit, hence the term sub-prime.
The term sub-irrigated refers to the high water table that keeps the soil moist much of the year.
It is real UMPC, although some computer magazine still us the term sub notebooks like the Sony Vaio.
We all knew that not all political Gurus are well-versed in economics and the term sub-prime was quite foreign to them.
The main forerunner in using the term sub-imperialism about Brazil is the Brazilian economist Ruy Mauro Marini, [13] one of the fathers of the school of dependence.