Cuban heel

noun3

1. •
   A relatively low-style of high heel shoe, characterised by a slightly tapered back and a straight front
2. •
   A type of heel used for men's boots similar to the heel on cowboy boots

   • He wore a short leather jerkin, elasticated at waist and cuffs, tight Wranglers that flared out over calfskin boots with Cuban heels. — 2022
3. •
   In women's sheer stockings or pantyhose, a prominent thin rectangle heel reinforcement at the base of the back seam.