(US politics) Initialism of John Fitzgerald Kennedy, 35th US president. / John F. Kennedy Airport in New York City. / John F. Kennedy Federal Building, Boston, MA.

A half-dollar coin in honor of president John F. Kennedy.

(transitive, slang) To put to death; to assassinate, especially for political reasons. / (slang) To conduct research about the assassination of John F. Kennedy.

Third-person singular simple present indicative form of JFK

plural of JFK