gagger

from The Collaborative International Dictionary of English v.0.48

Gagger \Gag"ger\ (g[a^]g"g[~e]r), n.
   1. One who gags.
      [1913 Webster]

   2. (Founding) A piece of iron imbedded in the sand of a mold
      to keep the sand in place.
      [1913 Webster]