Contrary to popular belief, not all manboobs are caused by fat. Some men are naturally born with higher amounts of estrogen then others and once they hit puberty start growing actual breast tissue. In fact, almost 1/3 of evry male has some form of it, though it may not be noticable.
But yes, most manboobs are just fat on overweight people.
King Tut had manboobs caused by estrogen. I saw it on Discovery Health Channel.
Nickname given to bales of marijuana thrown overboard or out of airplanes. Origin is reportedly from members of the US Coast Guard in the area of Southern Florida.