Similar to a beer gut, a beer pooch is achieved by drinking too much beer too often. A beer pooch is usually less extreme than a beer gut and can be referred to what a woman usually gets after drinking beer for an extensive period of time.
"Ew, look at my beer pooch in that picture, time to start working out."

"That girl needs to put that beer down, she's getting a beer pooch!"
by princezofdorks August 21, 2009
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