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The act of a superior promoting a subordinate by having inappropriate relations with them and by virtue thereof, giving the subordinate the rank equal to or one higher than the superior. Normally seen in the military.
"Hey man, have you noticed that Private Doe has been acting like her shit doesn't stink lately? - Yeah. Rumor has it that the boss gave her a battlefuck promotion."
by USArmyK9 April 12, 2014
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