U Slang Terms
| Slang Term | Meaning | Votes |
|---|---|---|
| u | You | 541 |
| U mad bro | Are you mad? | 581 |
| u-ok | You OK? | 585 |
| u/l | Upload | 599 |
| U2 | You too | 589 |
| U2U | Up to you | 594 |
| Uber | Excellent | 577 |
| UCE | Unsolicited commercial email | 603 |
| UDFI | You don't fit in | 597 |
| Uff da | Expression of dismay, surprise, or relief | 598 |
| UG2BK | You've got to be kidding | 600 |
| Uggo | Ugly | 599 |
| ugh | Disappointed | 581 |
| Ugly cry | To sob unattractively | 600 |
| Ugly hot | Physically attractive despite some ugly features | 595 |
| Ugly sleep | Deep sleep | 594 |
| UI | User Interface | 598 |
| UKWIS | You know what I'm saying | 600 |
| ul | Upload | 581 |
| ul | Unlucky | 596 |
| ULKGR8 | You look great | 599 |
| ULPP | Unluckiest person on the planet | 581 |
| ult | Ultimate ability | 568 |
| UNADR | You need a doctor | 595 |
| Unalive | To kill | 596 |
| Uncanny Valley | The point where human-like robots appear creepy to humans | 597 |
| Uncle Charlie | Curve ball | 597 |
| uncrtn | Uncertain | 601 |
| Understood the assignment | Did an amazing job | 600 |
| Undies | Underwear | 598 |
| Undroppable | A player who cannot be dropped from a fantasy team | 593 |
| Unforced error | An easily-avoidable mistake | 595 |
| Unforch | Unfortunately | 598 |
| Unfriend | To remove a friend on Facebook | 592 |
| Unicorn | A uniquely perfect person | 595 |
| Unicorn | Rare LuLaRoe item | 595 |
| Unicorn mom | An imperfect, authentic mom who defies mom shaming | 590 |
| Uninstall | Quit | 597 |
| Unkeyboardinated | Uncoordinated with a keyboard | 596 |
| Unlightening | Giving information that makes a person dumber | 594 |
| uno | You know | 595 |
| Unspoken rizz | Nonverbal charm | 590 |
| Unstan | A person who is trying to be less obsessed with a celebrity | 597 |
| Unsub | Unidentified subject | 598 |
| Unsub | Unsubscribe | 597 |
| uok | You OK? | 597 |
| UOME | You owe me | 597 |
| UP | Underpowered | 597 |
| Up north | Anywhere north of your location | 597 |
| Up to eleven | Up to an excessive degree | 596 |
| UPF | Ultra passionate fan | 596 |
| Ups | Jumping ability | 595 |
| UR | Unearned runs | 601 |
| UR | You are | 596 |
| UR | Your | 579 |
| UR2M | You are too much | 597 |
| ura | You're a | 599 |
| URA* | You are a star | 599 |
| URAB | You are a b**** | 602 |
| URAL | You are a loser | 601 |
| uraqt | You are a cutie | 579 |
| Urbex | Urban exploration | 596 |
| URC | You are caught | 600 |
| ure | You are | 597 |
| urgr8 | You are great | 596 |
| URI | Uniform Resource Identifier | 598 |
| URL | Uniform Resource Locator | 592 |
| URN | Uniform Resource Name | 595 |
| Urp | Vomit | 599 |
| urs4e | Yours forever | 598 |
| URSKTM | You are so kind to me | 599 |
| URTB | You are the best | 597 |
| URTM | You are the man | 600 |
| urw | You're welcome | 596 |
| us | Ultrasound | 599 |
| USA | Until sides ache | 597 |
| USA | United States of America | 579 |
| USAD | You're such a dork | 599 |
| USB | You sexy b**** | 596 |
| USD | United States dollars | 595 |
| USFDA | United States Food and Drug Administration | 599 |
| USMNT | United States Men's National Team | 598 |
| Ussie | A picture a person takes of themself and someone else | 599 |
| USWNT | United States Women's National Team | 597 |
| UT | You there? | 599 |
| UT2L | You take too long | 598 |
| UTFL | Use the force, Luke | 600 |
| UTG | Under the gun | 597 |
| uttp | UTubeTrollPolice | 588 |
| UW | You're welcome | 601 |
| UX | User Experience | 594 |
| UY | Up yours | 577 |