(American football) a running play in which a back running in one direction hands the ball to a back running in the opposite direction | a motor vehicle with four wheels; usually propelled by an internal combustion engine |
turning in the opposite direction | |
the gears by which the motion of a machine can be reversed | |
the side of a coin or medal that does not bear the principal design | |
an unfortunate happening that hinders or impedes; something that is thwarting or frustrating | |
a relation of direct opposition | |