1 definition by Robbo420
Strong sleeping pill (mainly prescription but often obtained on the net) used by clubbers to get a few z's in after a large night out, when effects of certain drugs are no longer desired.
Mate, Had a couple of lil 'uns last night and I was buzzing, work in the morning so Danni hooked me up with a couple of zopper s, slept like a baby.
by Robbo420 November 17, 2008