—adv. = BACKWARDS.
Usage:
Backwards is now more common, esp. in literal senses.
—adj.
1 directed to the rear or starting-point (a backward look).
2 reversed.
3 mentally retarded or slow.
4 reluctant, shy, unassertive.
Derivatives:
backwardness n.
Etymology: earlier abackward, assoc. with BACK
Useful english dictionary. 2012.