Reply To: What does SSF mean please? Shop › Forums › HDF Forums › Chat Forum › What does SSF mean please? › Reply To: What does SSF mean please? August 23, 2020 at 8:01 am #1500 VeenaModerator Points: 218 Here is an example where I used SSF for backstitching: bird’s legs and outline (black) and flower stalk (BeVexed). Pattern is a freebie from Kissy Cross called Wagtail. This reply was modified 1 month ago by Veena.