pah

exclamation1

1. •
   Used to express distaste, disgust or outrage.

   • Fie! fie! fie! pah! pah! Give me an ounce of civet, good apothecary, to sweeten my imagination. — 1603

noun1

1. •
   (old-fashioned) Dated form of pa (“Maori fort”).

noun4

1. •
   Initialism of polycyclic aromatic hydrocarbon.
2. •
   Initialism of pulmonary arterial hypertension.
3. •
   Initialism of phenylalanine hydroxylase.
4. •
   Initialism of paradoxical adipose hyperplasia.