Greek clover greekc·lo·ver uncommon noun 1. annual herb or southern Europe and eastern Asia having off-white flowers and aromatic seeds used medicinally and in curry SynonymsfenugreekGreek cloverTrigonella foenumgraecum Related words Broader terms herb Parts Trigonella Part of fenugreek WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.