whackjob

Etymology

 * whack(y) + job(bie)

Noun

 * 1)  A crazy, possibly dangerous, person.
 * 2) * 2004: Mark. St. Amant, Committed: Confessions of a Fantasy Football Junkie
 * Ronald Reagan took his oath as the fortieth president in American history and, three months later, took a bullet from some wackjob trying to impress the future star of The Silence of the Lambs.
 * 1) * 2004: Mark. St. Amant, Committed: Confessions of a Fantasy Football Junkie
 * Ronald Reagan took his oath as the fortieth president in American history and, three months later, took a bullet from some wackjob trying to impress the future star of The Silence of the Lambs.

Synonyms

 * (crazy, possibly dangerous person): basket case, freak, loony, nutjob, nutter, screwball, wacko, wingnut