verb: To cower sheepishly while confused or scared.
noun: A person who projects an image of a tough guy, but demonstrates total lack of courage and initiative in a difficult situation.
After Richard "Gorilla" Severin Fuld, Jr, CEO of Lehman Brothers Holdings Inc., who had enjoyed the reputation of being the toughest investment banker on Wall Street up until September 15, 2008, when Lehman Brothers filed for Chapter 11 bankruptcy protection. Dick Fuld did not have courage to face his own employees or even send an explanatory email.
The natives fulded when the solar eclipse occurred.
-Don't be such a fuld, man, grow a pair!