1. Synthetic fibers or materials used as stuffing or insulation in pillows, quilts, jackets, and other products.
Usage: Usually used in plural or as a mass noun; Common in textiles and home goods

Examples

• The comforter is filled with fiberfills that are hypoallergenic and easy to wash.
• Many winter jackets use fiberfills instead of down because they are more affordable.
• The pillow contains fiberfills that provide good support and retain their shape.
• Fiberfills are popular in bedding because they are durable and machine-washable.
• The stuffed animal is filled with soft fiberfills that are safe for children.