po poai

poa,  s. the scales of fish.
— s. the mouth and throat; see arapoa.
— s. a dent, or mark, in the surface of any thing.
— a. dented, marked with a dent. [Dav : 6631]
poa,  s. a. écailles, bouche et gosier, dent; marque; coche; dentelé, ébréché. [Jau :3227] (note)