Smart Definition
Etymology
Pronunciation
cartonero
cardboard collector
carton
cardboard
+
-ero
person who does something
Cartonero means cardboard collector and can be thought of as carton0 (cardboard0) + -ero1 (person who does something1), literally meaning 'a person who works with cardboard'.
noun
  1. cardboard collector
    A person who collects cardboard and other recyclable materials from the streets to sell
    Los cartoneros recorren las calles buscando materiales reciclables. // The cardboard collectors roam the streets looking for recyclable materials.