From Middle English blakberie, blakeberie (“brambleberry”), from Old English blæc berġe, blæc-berie (attested in plural blace berġan, blace berian (“brambleberries; blackberries”)), equivalent to black + berry.
blackberry (plural blackberries)
- A fruit-bearing shrub of the species Rubus fruticosus and some hybrids.
- The soft fruit borne by this shrub, formed of a black (when ripe) cluster of drupelets.
- (Britain, in some regions) The blackcurrant.
blackberry (third-person singular simple present blackberries, present participle blackberrying, simple past and past participle blackberried)
- To gather or forage for blackberries.