houndstooth

noun3

1. •
   A two-colour fabric pattern of broken checks.

   • A houndstooth fabric is composed of tiny, interlocking pinwheel motifs. There are many houndstooth knitting patterns[…]; to add an extra touch to these patterns, work them in nubby or textured yarns. — 1998
2. •
   Fabric with a houndstooth pattern; an item of clothing made with such fabric.

   • Their ties were tidier, their houndsteeth toothier … they ended up looking more Windsorian than Windsor. — 1970
3. •
   Hound's tongue, a plant of species Cynoglossum officinale