waste, waste material, waste matter, waste product - any materials unused and rejected as worthless or unwanted; "they collect the waste once a week"; "much of the waste material is carried off in the sewers"

scrap metal - discarded metal suitable for reprocessing; "he finally sold the car for scrap metal"

debris, detritus, junk, rubble, dust - the remains of something that has been destroyed or broken up

litter - rubbish carelessly dropped or left about (especially in public places)

drivel, garbage - a worthless message

jargon, lingo, patois, argot, vernacular, slang, cant - a characteristic language of a particular group (as among thieves); "they don't speak our lingo"

lash out, attack, snipe, assail, assault, round - attack in speech or writing; "The editors of the left-leaning paper attacked the new House Speaker"