What does bum power mean?

bum power meaning in Urban Dictionary

bum power noun smell of stale man excrement; Am. the unmistakable smell of days-old excrement via someone’s undergarments; mil. vul. the stench of fermented excrement originating from a military officer’s undergarments after a protracted duration in fight; the scent that accompanies “skid scars” (see meaning for “skid mark”);