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1.
1. to operate or move by an up-and-down or back-and-forth action with one leg raised; much like a flamingo (an aquatic bird having very long legs and neck and pinkish to scarlet plumage)

2. a seductive dance move involving thrusting of the pelvic area while balancing on one leg
The second she heard her song, she was in position to flamingo pump- no matter who watched.
by SealCaller2010 June 03, 2010