| Abbreviation |
Meaning |
| Y | Why |
| Y | Yawning |
| Y/R | Yeah right |
| Y2K | You're too kind |
| YAA | Yet another acronym |
| YABA | Yet another bloody acronym |
| YATB | You are the best |
| YBS | You'll be sorry |
| YBYSA | You bet your sweet a** |
| YCCOI | You can count on it |
| YD | Ya dig? |
| YD | Yes dear |
| YDI | You deserved it |
| yer | Your |
| YF | You fail |
| YG2BJ | You've got to be joking |
| YGG | You go girl |
| YGM | You've got mail |
| YHM | You have mail |
| YHS | Your hand sucks |
| YK | You're kidding |
| YKHII | You know how it is |
| YKI | You know it |
| YM | Your mom |
| YMBJ | You must be joking |
| YMMD | You made my day |
| YMMV | Your mileage may vary |
| YMSF | Your momma's so fat |
| YOMANK | You owe me a new keyboard |
| YOOW | You're out of work |
| YOYO | You're on your own |
| YPML | You're pulling my leg |
| Yr | Your |
| YR | Yeah, right |
| YRAG | You are a geek |
| YRG | You are good |
| YRL | You are lame |
| YS | You suck |
| YS | Yours sincerely |
| YSJ | You're so jealin |
| YSW | Yeah sure whatever |
| YT | You there? |
| YT | Your turn |
| YT? | You there? |
| YTF | Why the f*** |
| yupz | OK |
| YVW | You're very welcome |
| YW | You're welcome |
| YWIA | You're welcome in advance |
| YYSS | Yeah yeah, sure sure |
| YYSSW | Yeah yeah, sure sure, whatever |
