English edit

Etymology edit

(This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.)

Noun edit

jacksaw (plural jacksaws)

  1. A bird, the merganser.
  2. A heavy-duty hand saw.
    • 1996, Keith Windell, Pruning in Timbered Stands, page 16:
      The circular saw was 14% faster than the jacksaw, but caused more damage.