Quilting Terminology for Dummies
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WOF? FPP? HST? What does all this mean?
Quilting comes with a loooooot of acronyms and other terms. When you’re a beginner, it can definitely feel overwhelming not knowing what everything means right off the bat. Never fear! I’m here to help you out as a beginner learning the ropes of quilting! I’ve also added in some common terms that AREN’T acronyms. I’m here to help!
Quilt Units & Techniques Acronyms
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HST - Half Square Triangle
- A square made from two triangles, usually created by cutting a square diagonally or using the two-at-a-time method.
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HRT - Half Rectangle Triangle
- A rectangular unit made from two triangles sewn together along a diagonal seam.
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QST - Quarter Square Triangle
- A square divided into four triangles.
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SQST - Split Quarter Square Triangle
- A unit made from three triangles, created by splitting one side of a half-square triangle into two smaller triangles.
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FPP - Foundation Paper Piecing
- A technique where fabric is sewn to a paper foundation to create precise shapes.
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EPP - English Paper Piecing
- A hand-piecing technique that uses paper templates to help create shapes.
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QAYG - Quilt As You Go
- A quilting method where you quilt smaller sections individually before joining them together to complete the quilt.

Fabric & Cutting Acronyms
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WOF - Width of Fabric
- The distance from selvage to selvage, generally assumed to be anywhere from 40” - 42"
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FQ - Fat Quarter
- A quarter yard of fabric cut into a roughly 18" × 22" piece.
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F8 - Fat Eight
- An eighth-yard cut of fabric made by cutting a fat quarter in half, typically measuring approximately 9" × 22".
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RST - Right Sides Together
- A sewing instruction that means to place two fabric pieces with their printed or “right” sides facing each other before sewing.
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WST - Wrong Sides Together
- A sewing instruction that means to place two fabric pieces with their wrong sides facing each other before sewing.
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SA - Seam Allowance
- The amount of fabric between the stitching line and the raw edge.

Quilting & Construction
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FMQ - Free Motion Quilting
- A quilting technique where the quilter moves the fabric freely under the needle to create decorative stitching.
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SID - Stitch in the Ditch
- A quilting technique where you sew directly along the seam line between two pieces of fabric.

Other Quilting Acronyms & Terms
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BOM — Block of the Month
- A project where you receive or make a new block each month.
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QAL — Quilt Along
- A group project where people make the same quilt or follow the same schedule.
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WIP — Work in Progress
- Because every quilter has approximately 47 of these.
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UFO — Unfinished Object
- A project that has been abandoned or set aside.
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FO - Finished Object
- A project that is actually finished!
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EQ/EQ8 - Electric Quilt/8
- A computer software program used to design quilts, create quilt blocks, and plan quilt layouts.
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Y-Seam
- A seam where three pieces meet at a single point, forming a Y shape.
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Flying Geese
- A rectangular quilt unit made from one large triangle and two smaller triangles, creating a triangle that points in one direction.
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Chain Piecing
- Sewing multiple pieces or units together one after another without cutting the thread between them.
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Pressing
- Using an iron to set seams and flatten fabric during the piecing process.
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Squaring Up
- Trimming a quilt block or unit to the correct size and shape.
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Nesting Seams
- Aligning seams so they fit together neatly when sewing two pieces or blocks together.
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Fussy Cutting
- Cutting fabric so a specific part of the print is featured in a particular piece or section of the quilt.
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Dog Ears
- Small triangular pieces of fabric that extend beyond the seam allowance after sewing two pieces together.
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Quilt Sandwich
- The three layers of a quilt: the quilt top, batting, and backing.
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Binding
- The fabric strips used to cover and finish the raw edges of a quilt.
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Batting
- The middle layer of a quilt, placed between the quilt top and backing.

Whew! THAT WAS A LOT! You’ll get the hang of it really quickly though, I know it. You’ll fall in love with quilting just as quickly as I did! What was the term that tripped you up the most when you were a beginner? Let me know!