Willie leaned over and whispered that Winnie the pooh had the hots for me.
Or perhaps name it after pooh himself, with his quizzical faith in human (animal) nature?
"pooh, that quarrel was of no consequence," was the lofty reply.
pooh—your health is better: you don't look like the same man.
If he doesn't understand a thing at once he dismisses it with “pooh.”
"pooh, man, you're frightening yourself," the Colonel answered.
It was now quite dark; and Mr Culpepper stared at the coxswain, and then replied, “pooh, nonsense!”
"pooh, she didn't have to pay much," said Judith with the callousness of childhood.
To the people who told him about the cartridge balling, he expressed no opinion; but to himself he said, pooh!
pooh; sure Solomon, queen o' Sheba, said there was time enough for all things.
1590s, "a 'vocal gesture' expressing the action of puffing anything away" [OED], first attested in Hamlet Act I, Scene III, where Polonius addresses Ophelia with, "Affection! pooh! you speak like a green girl, / Unsifted in such perilous circumstance. / Do you believe his tenders, as you call them?" But the "vocal gesture" is perhaps ancient.
A mild exclamation of disbelief, dismay, disappointment, etc: Oh poo, I dropped it (1602+)