From Wiktionary, the free dictionary
luncur (“to launch”) + gantung (“to hang”), literally “launch and hang”. Coined by Pusat Bahasa.
luncur gantung (plural luncur-luncur gantung)
- A pulley suspended on a cable mounted on an incline, designed to enable a user to travel from one point to another by means of gravity; zip line; flying fox.