Crochet abbreviation
What does FO mean in crochet?
Cut the yarn and pull the tail through the last loop to secure the work.
By the crochetpatterns.io editorial team · Reviewed · Editorial policy
| US patterns | UK patterns | |
|---|---|---|
| Abbreviation | FO | FO |
| Meaning | fasten off | fasten off |
FO is short for fasten off in US patterns; UK patterns write FO (fasten off).

