1. (of a plant) growing on rubbish or waste ground

Encyclopedia: Ruderal

• sirloin
• sirloin steak
• sirloin tip
• sirocco
• sirrah
• sirree
• sirup
• sis
• sisal
• sisal family
• sisal hemp
• sise
• sisham
• siskin
• siskiyou lewisia
• Sison
• Sison amomum
• siss
• sissified
• sissiness
• sissoo
• sissu
• sissy
• sissyish
• sister