/jig"saw'/ , n. , v. , jigsawed, jigsawed or jigsawn, jigsawing , adj.
n.
1. Also, jig saw . an electric machine saw with a narrow blade mounted vertically in a frame, for cutting curves or other difficult lines or patterns.
v.t.
2. to cut or form with a jigsaw.
adj.
3. formed by or as if by a jigsaw: jigsaw ornamentation.
[ 1870-75; JIG 2 + SAW 1 ]