bank daya

== Indonesian == === Etymology === Compound of bank +‎ daya (“power”), calque of English powerbank. === Noun === bank daya (plural bank-bank daya) powerbank: a portable device used to charge mobile phones and tablet computers === Further reading === “bank daya”, in Kamus Besar Bahasa Indonesia [Great Dictionary of the Indonesian Language] (in Indonesian), Jakarta: Agency for Language Development and Cultivation – Ministry of Education, Culture, Research, and Technology of the Republic of Indonesia, 2016