TTFD
| Acronym | Definition |
|---|---|
| TTFD | Thiamine Tetrahydrofurfuryl Disulfide (medicines) |
| TTFD | Take That for Data |
| TTFD | Twin Terminated Folded Dipole |
| TTFD | To the Faithful Departed (Cranberries album) |
| TTFD | Tactical Timed Firing Device (timed firing device for bomb squads) |
| TTFD | Texas Township Fire Department (Kalamazoo, MI) |
| TTFD | TiltedTerminated Folded Dipole |