genus Hakea ge·nus·ha·kea uncommon noun 1. Australian shrubs and small trees with evergreen usually spiny leaves and dense clusters of showy flowers SynonymsHakeagenus Hakea Related words Broader terms dicot genus Parts Proteaceae Part of cushion flowerneedlewoodneedlebush WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.