Assassinate is defined as the act of killing someone (usually a famous person) deliberately, or the act of killing someone after being hired to do so.(verb)
An example of assassinate is pulling the trigger on a gun to kill a President.
The definition of assassinate is to harm or destroy an idea or someone's reputation.(verb)
An example of assassinate is when a local school teacher looses his job after someone tells the community of the teacher's past history of theft.
See assassinate in Webster's New World College Dictionary
See assassinate in American Heritage Dictionary 4
transitive verb as·sas·si·nat·ed, as·sas·si·nat·ing, as·sas·si·nates
Learn more about assassinate