Added 9 October 2026 sideyard noun noun ! Definition from Wiktionary (CC BY-SA). More about sideyard at Wordnik → Where our words come from → A yard at the side of a building. Origin From side + yard. From Wiktionary, via Kaikki.org (CC BY-SA) Related Words: yardarmyardstableyardstoreyardbackyardinnyardjailyardbacksideyard-armstreetwallyarden Back to today's word