The
right sign for "wash" depends on your concept.
The general sign for "wash" is
made by closing both hands into "A" hands with your dominant hand on top.
Make a circular "scrubbing" movement with the hand that is on top--as if washing
something. The hand on the bottom doesn't move.
WASH (general sign)
Wash a car or a wall:
Memory aid: "Wax on, wax off." Good thing you learned this sign, now you
can defend yourself.
Wash a dish:
Wash a load of laundry (clothes), or a "washing machine."
The
right sign for "wash" depends on your concept. 
