[1] They are generally painted and serve as a pedagogical device to teach the rudiments of thrift and saving to children; money can be easily inserted.
Many piggy banks have a rubber plug located on the underside; others are made of vinyl and have a removable nose for easy coin access.
Money boxes of various forms were also excavated in Pompeii and Herculaneum, and appear quite frequently on late ancient provincial sites, particularly in Roman Britain and along the Rhine.
The Javanese term cèlèngan (ꦕꦺꦭꦺꦁꦔꦤ꧀; literally "likeness of a wild boar",[n 1] but used to mean both "savings" and "piggy bank") is also in the modern Indonesian language.
[5] There are some folk etymologies regarding the English language term "piggy bank," but in fact, there is no clear origin for the phrase.