| sub | |
| 1. subst. A submarine. | |
| 2. subst. A submarine sandwich: a sandwich made on a long bun. | |
| We can get subs at that deli. | |
| 3. subst. (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. | |
| 4. subst. (UK, informal, often in plural) A subscription: a payment made for membership of a club, etc. | |
| 5. subst. (informal) A submissive in BDSM practices. | |
| 6. subst. (Internet, informal) A subtitle. | |
| I've just noticed a mistake in the subs for this film. | |
| 7. subst. (computing, programming) A subroutine (sometimes one that does not return a value, as distinguished from a function, which does). | |
| 8. subst. (colloquial) A subeditor. | |
| 9. subst. (colloquial) A subcontractor. | |
| 10. subst. (colloquial, dated) A subordinate. | |
| 11. subst. (colloquial, dated) A subaltern. | |
| 12. v. (US, informal) To substitute for. | |
| 13. v. (US, informal) To work as a substitute teacher, especially in primary and secondary education. | |
| 14. v. (UK, 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. | |
| 15. v. (UK, 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. | |
| 16. v. (British) To perform the work of a subeditor or copy editor; to subedit. | |
| 17. v. (slang) To lend. | |
| 18. v. (slang) To subscribe. | |
| 19. v. (BDSM) To take a submissive role. | |
| 20. prep. Under. | |
| 21. v. To coat with a layer of adhering material; to planarize by means of such a coating. | |
| 22. v. (microscopy) To prepare (a slide) with an layer of transparent substance to support and/or fix the sample. | |
