poh exclamation3 •(old-fashioned) Indicating that something is trivial and not worth consideration.Oh, poh! they might have been counted some how or other, unless indeed they were so numerous as to require all our people to stand sentinel round them. — 1811 •(old-fashioned) Expressing disagreement or irritationOh — poh ! how do you know I had any call to the dark man - and as for Sally — sure there she's westwards in" the fields ; take her, and welcome. Keep out o' my way now, I'd advise you. — 1862 •(old-fashioned) Expressing disgust or repulsion.Poh it's disgusting, Mr. Caudle. — 1851
pOH noun1 •The negative of the base 10 logarithm of the concentration of hydroxide ions, measured in moles per liter.
