Assassin (Law & Order: Criminal Intent episode)
WordNet
noun
(1) A murderer (especially one who kills a prominent political figure) who kills by a treacherous surprise attack and often is hired to do the deed
"His assassins were hunted down like animals"
"Assassinators of kings and emperors"
(2) A member of a secret order of Muslims (founded in the 12th century) who terrorized and killed Christian Crusaders
WiktionaryText
Etymology
From assassin or assassino, from (haššašīn, hashish users).
Noun
- One who is motivated by political reasons or money to intentionally kill a particular person.
- Any ruthless killer.
- A member of the historical Ismaili Muslim militant group.