７人制しちにんせいラグビーしちにんせいラグビーMeanings1nounrugby sevens; seven-a-side rugbysportsRefers to the variant of rugby union with seven players per side. Also known as セブンズ.See also: セブンズオリンピックで７人にん制せいラグビーが正せい式しき種しゅ目もくになった。Rugby sevens became an official event at the Olympics.
