A pull strap extending the backstay of a boot or shoe(noun)
The backbone of a book(noun)
A loin of meat consisting of the muscle on each side of the spine(noun)
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Use "backstrap" in a sentence
"The backstrap is not really very thick to begin with"
"I feel a properly trimmed and cooked venison backstrap is superior to beef steak."
"This material, woven in backstrap looms, is used exclusively in the Purépecha region and partially in the Mazahua region in eastern part of the state."