This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

n. A murderer, especially one who cuts throats.

n. An unprincipled, ruthless person.

n. A cutthroat trout.

adj. Cruel; murderous.

adj. Relentless or merciless in competition: a cutthroat business.

adj. Sports & Games Being a form of a game in which each of three or more players acts and scores individually: cutthroat handball; cutthroat bridge.

n. A murderer who slits the throats of his victims.

n. An unscrupulous, ruthless or unethical person.

adj. Involving the cutting of throats

adj. Of or relating to a card game where everyone plays for him or herself rather than playing with a partner.

adj. Ruthlessly competitive, dog-eat-dog

n. One who cuts throats; a murderer; an assassin.

adj. Murderous; cruel; barbarous.

adj. Ruthless; conducted without restraint.

n. A murderer; an assassin; a ruffian.

n. The mustang grape of Texas, Vitis candicans: so called from its acrid taste. Sportsman's Gazetteer.

n. A dark lantern in which there is generally horn instead of glass, and so constructed that the light may be completely obscured. Jamieson.

n. A piece of ordnance. Jamieson.

Murderous; cruel; barbarous.

To cut the throat of.

adj. ruthless in competition

n. someone who murders by cutting the victim's throat

"The cutthroat trout of Rosebud Creek, Montana, the type locality for the name cutthroat trout, have been totally replaced by brook, brown, and rainbow trout."

merciless    unmerciful   

manslayer    liquidator    murderer   

murderer    assassin    murderous    cruel    barbarous    ruthless   

bawltastic    ten-shilling    four-bladed    two-hand    dog-eat-dog    replacev'    ready-witted    knick    straightedge    knucklehead