A term used to describe backmarkers in racing games (particularly forza) that never slow down when taking corners. Therefore slamming into to you and ruining your race.
Did you see me gethit by that rammer driving the Honda Odyssey. What a dick
one who is an obstructionist, especially on military operations. Can also mean a ding bat, loser, unequipped mentally to do anything but run into walls with a retarded helmet.
"Bob you 'effing rammer! You didn't charge the batteries, now we're stuck out here."