Dictionary Definition:
ubh cl. 9. P. ubhnāti (impf. 2. sg. ubhnā́s) to hurt, kill RV. i, 63, 4: cl. 6. P. ubhati,umbhati, umbhāṃ-cakāra, umbhitā, aumbhīt, to cover over, fill with Dhātup. xxviii, 32 Vārtt. on Pāṇ. 7-1, 59 Bhaṭṭ. &c