(noun) A moment of sudden realization, inspiration, insight, recognition or comprehension
Usage: Oprah Winfrey had a major aha moment on her talk show in 1990 while discussing forgiveness and letting go of the past. “That was a transcendent moment for me – bigger even than an aha,” she recalled in 2011. (Though the catchphrase has long been associated with Winfrey, it actually originated in 1939, according to Webster.)
(noun) A room or space designed according to the taste of the man of the house to be used as his personal area for hobbies and leisure activities
Usage: Muppets moviemaker Jason Segel brings his work home with him by keeping a supply of his favorite puppets in the living room of his man cave. “Whether or not a girl thinks the puppets are sexy depends on how smart she is,” he told PEOPLE in a November 2010 profile of his pad.