pāyú ([ŚBr. xiv], pā́yu), m. the anus, [VS.]; &c.
pāyú m. (√ 3. pā; for 1. See col. 1) a guard, protector, [RV.] (esp. instr. pl. ‘with protecting powers or actions, helpfully’), [AV.]
N. of a man, [RV. vi, 47, 24] (with bhāradvāja, author of [vi, 75]; [x, 87]).