Added 9 October 2026 westbound /ˈwɛstbaʊnd/ adjective Categories: Describing WordsRare Words adjective ! Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about westbound at Wordnik → Where our words come from → Moving toward the west. westbound pioneers Related Words: westwardwesterlywesteastboundsouthboundnorthboundwesternlanekerbsidesailaneswestwardly Back to today's word