anything that contains or can contain something, as a carton, box, crate, or can.
2.
a large, vanlike, reuseable box for consolidating smaller crates or cartons into a single shipment, designed for easy and fast loading and unloading of freight.
Origin: 1400–50 for an earlier sense; 1495–1505 for def. 1;late ME conteiner;see contain, -er1