noun: a generic term for a person who has an awkwardly placed adipose deposit on their lower stomach, as to simulate a pregnancy; a generic term for a girl who is just plain fat; a pejorative term for a person who is acting like a fatty
Cole: "I feel like such a jerk. I just asked that lady when she was due and she turned out to be a pregnant susan."

A.J: "Hey look guys, we can go eat at that table by the window."
Sheila: "Oh, it looks like there's somebody there."
A.J: "Well, that's okay we can go eat with them."
Juanes: "Oh HELL NO. Look at those flabby chins. No way am I eating dinner next to a pregnant susan."

Alexis: "You guys really want to take the subway seven blocks? Stop being a bunch of pregnant susans, we can all manage to walk that far."
by The Queen of Lichtenstein January 16, 2010
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