noun Usage: often attributive Etymology: New Latin robusta, specific epithet of Coffea robusta, synonym of Coffea canephora 1. a hardy shrub or tree (Coffea canephora) that is indigenous to central Africa but has been introduced elsewhere (as in Java) and yields seeds that form a usually lower quality coffee of commerce than that of arabica 2. the seeds of robusta especially roasted and often ground

Merriam-Webster's Collegiate Dictionary