Top Definition
a room or space in a home set aside and equipped for the entertainment of the boy(s) of the household. similar to a man cave except designed for pre-adult males.
woman: "it's awfully quiet. where's jake?"
man: "i think he's playing xbox down in the boy cave."
woman: "but lauren came over to see him."
man: "uh-oh."
by stuku July 23, 2009
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