Wiktionary
brown bombers
n. (brown bomber English)
Usage examples of "brown bombers".
There was nothing heavy in his dope stash - two Brown Bombers was the heaviest - but the collective parents of good old Susie and Jim would be glad to see him breaking rocks in Portsmouth, with his hair cut off his head.
I made the mistake of taking a drink while I was high on one of these brown bombers and it knocked me for a razzle that lasted until morning.