| Abbreviation | Definition |
|---|---|
| BTTT | Best Time To Tweet |
| BTTTF | Best Treasure Tracking Teammates Ever |
| BTTTTRY | By The Time That They Reach You |
| BTU | Back To You |
| BTW | Be That Way |
| BTW | Between |
| BTW | But That's Wild |
| BTW | By The Way |
| BTW | Bye Till Wednesday |
| BTWILY | By The Way I Love You |
| BTWITIAILWU | By The Way, I Think I Am In Love With You |
| BTWS | By The Way Sexy |
| BTWS | By The Ways |
| BTWU | Between Us |
| BTY | Better Then Yachting |
| BTY | Blessings To You |
| BTYCL | BooTYCall |
| BU | But You |
| BUBBA | Bowed Up Billy Bad A** |
| BUDS | Buddies |