\Jag"ger\, n.
One who carries about a small load; a peddler. See 2d {Jag}.
[Scot.] --Sir W. Scott.

\Jag"ger\, n. [From 4th {Jag}.]
One who, or that which, jags; specifically:
(a) jagging iron used for crimping pies, cakes, etc.
(b) A toothed chisel. See {Jag}, v. t.
{Jagger spring}, a spring beneath a seat, and resting on
   cleats or blocks in the body of a vehicle. --Knight.