Definition of rubus
: any of a genus (Rubus) of plants (as a blackberry or a raspberry) of the rose family with leaves that typically have three to seven leaflets or that are simple and lobed, white or pink flowers, usually prickly stems, and a mass of carpels ripening into an aggregate fruit composed of many drupelets
Origin of rubus
New Latin, from Latin, blackberry
First Known Use: 15th century
Rhymes with rubus
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