"sheets of cotton fiber," 1875, variant of obsolete bat "felted mass of fur, wool, etc.," from bat (n.1), on notion of "beaten" fabric.

Fiberfill, cotton, wool, or other material that is flattened and usually on a roll and purchased in precut lengths or by the yard. Uses of batting range from filling for placemats or vests to quilts. [..]

  See Cotton Felt.

Thin layers of natural or synthetic cloth used to line cushions, pillows, quilts, or crafts

The middle layer of a quilt sandwich, usually made of cotton or wool fibers that have been processed and wadded or “flattened” into loose rolls or sheets. Batting can be purchased in a variety of size [..]

the inner layer between the top and back; adds insulation and warmth. Usually cotton

(n) (baseball) the batter's attempt to get on base(n) stuffing made of rolls or sheets of cotton wool or synthetic fiber(n) nocturnal mouselike mammal with forelimbs modified to form membranous w [..]

Batting is an Internet meme in which participants hang upside down to resemble a bat with a photographer nearby to capture the unusual pose. The photograph is then downloaded to a favorite website or [..]