A sex act similar to "Doggy Style" in which the females legs are kept tightly pressed together. When preformed correctly, the female will shout in a manor similar to that of a yawning moose.
Guy: "You like the Yawning moose baby?"

Girl: "uAHOOOAhhh"

Guy: "Yeah ya do"
by t00kansamm May 30, 2009
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