| Abbreviation | Definition |
|---|---|
| SID | Stitch In the Ditch |
| Siggie | Square of fabric with SIGnatures (and possibly other information) on it |
| SIY | Sew it Yourself |
| SnW | Stack 'n Whack |
| SQ | Simply Quilts |
| Squishy | Envelope filled with swap fabric or gifts sent or received in the mail |
| STASH | Special Treasures All Secretly Hidden |
| SUI | Shopping Under the Influence |
| SWAN | Swap Without A Name |
| TAFTA | The Australian Forum for Textile Arts |
| TBQ | To Be Quilted |
| TGIF | Thank Goodness It's Finished! |
| TIC | Triple Irish Chain |
| TOAD | Trashed Object Abandoned in Disgust |
| TOT | Tone-On-Tone |
| TUFO | Tuesday UnFinished Object night |
| Turnover | 6-inch triangle fabrics in a pack |
| UFO | UnFinished Object |
| USO | UnStarted Object |
| VIP | Very Important Project |