Definisi : vt 1. mengaratkan: the damp climate quickly ~s any metal, cuaca lembap cepat mengaratkan logam; 2. (fig.) menjadikan [sst] berkarat: idleness ~s the brain, kemalasan menjadikan otaknya berkarat; (Kamus Inggeris-Melayu Dewan)
Definisi : vi (lit. & fig.) berkarat: the lawn-mower had been left to ~, mesin rumput itu dibiarkan berkarat; he is lazy and has allowed his brains to ~, dia malas orangnya dan membiarkan otaknya berkarat; (Kamus Inggeris-Melayu Dewan)
Definisi : go to ~, berkarat; (Kamus Inggeris-Melayu Dewan)
Definisi : n reddish-brown coating formed on metal, karat: the tools were eaten away by ~, alat-alat itu habis dimakan karat; 2. (plant disease) penyakit karat; 3. (colour) warna karat; (Kamus Inggeris-Melayu Dewan)