—n.
1 a murderer.
2 (in full cutthroat razor) a razor having a long blade set in a handle and usu. folding like a penknife.
3 a species of trout, Salmo clarki, with a red mark under the jaw.
—adj.
1 (of competition) ruthless and intense.
2 (of a card-game) three-handed.
Useful english dictionary. 2012.