Alibi Ike

Etymology
From the principal character in "Alibi Ike" (1915), a short story by Ring Lardner Sr., and a subsequent film (1935) of the same name.

Noun

 * 1)  One who is always ready to provide excuses for shortcomings, errors, or other difficulties.
 * 2) * 2014 June 6, HarryRPitts, comment on "Benghazi, Bowe Bergdahl, and manufactured brouhaha" by Andrew Bacevich, Boston Globe (retrieved 10 July 2014) :
 * There's no foulup so lame that keepers of the flame like Andrew Bacevich, the modern Alibi Ike, can't excuse, spin and downplay.
 * 1) * 2014 June 6, HarryRPitts, comment on "Benghazi, Bowe Bergdahl, and manufactured brouhaha" by Andrew Bacevich, Boston Globe (retrieved 10 July 2014) :
 * There's no foulup so lame that keepers of the flame like Andrew Bacevich, the modern Alibi Ike, can't excuse, spin and downplay.