Definition of "backstrap"

backstrap

noun
plural backstraps
1. A pull strap extending the backstay of a boot or shoe.
2. The backbone of a book.
3. A loin of meat consisting of the muscle on each side of the spine.
  Quotations
  As a dressing, combine the extra-virgin olive oil and garlic in a small bowl, seasoning with salt and pepper. Arrange the whole eggplants and tomatoes on a large platter. Slice the lamb backstraps diagonally and lay the meat over the eggplants and tomatoes.
  2010, Guy Mirabella, Eat - Ate, page 110
4. An anchoring strap, passed around the waist or hips, for a small loom.
5. (firearms) The rearmost surface applied to the grip especially of a pistol below a possible beavertail.
6. (drugs) The rolling a marijuana cigarette in a certain fashion (clarification of this definition is needed)
verb
third-person singular simple present backstraps, present participle backstrapping, simple past and past participle backstrapped
1. To apply or make into a backstrap.