wastepaper/ˈweɪstˌpeɪpɚ/wastepaper means unwanted paper that has been discarded. Lexicurio rates it Sui generis — a strength score of 88 out of 100.wastepaper is pronounced /ˈweɪstˌpeɪpɚ/.EtymologyFrom waste + paper.nounUnwanted paper that has been discarded.