Juvenile: Mostly a Nike term that is the same as pre-school, which is sizes 4, 5, 6 and 7.
Hats
Flexfit: Describing hats that are one size fits all. These hats use a poly-weave spandex fabric.
One Fit: Describing hats that are one size fits all. These hats have an elastic band on the inside.
Two Fit: Describing hats that have two categories for sizing, such as Fit A is for sizes XS-M and Fit B is for sizes L-XL.
Structured: Describing hats that are have buckram fabric in the front two panels of the hat that makes them stiffer in the front.
Fabric / Material
Light Weight: Describing the fabric weight, which is an airy weave. Used in aerobic or cool weather apparel.
Medium Weight: Describing the fabric weight, which is a tighter weave than lightweight and used for warmer fabrics.
Heavy Weight: Describing the fabric weight, which is thick, warm and most often used in base layers.
Moisture Wicking Technologies: Describing fabrics that pull sweat away from your body to the clothing fabric where it evaporates, enabling your body to stay cool. These trademarks use this type of fabrics: Adidas ClimaLite & ClimaCool, CoolMax, Cutter and Buck DryTec, Nike Dri-FIT, Russel Dri-Power, Reebok Play Dry.
Stiching / Design
Ribbed or Rib Knit: Describing the stitch used in knitting, where the material has high crosswise elasticity. A Rib knit sweater is generally snug-fitting.
Boatneck: Describing the neckline that follows the curve shoulder area and is wide in the front and back.
Tackle Twill: Describes the process of letters, numbers or logos are cut from other fabrics and sewn and/or glued onto apparel.
Diecast: The process where metal is injected into a mold to form an object or shape.