Pshaw (?), interj. [Of imitative origin.]
Pish! pooch! -- an exclamation used as an expression of contempt, disdain, dislike, etc.
[Written also
psha.]
© Webster 1913.
Pshaw (?), v. i.
To express disgust or contemptuous disapprobation, as by the exclamation " Pshaw!"
The goodman used regularly to frown and pshaw wherever this topic was touched upon.
Sir W. Scott.
© Webster 1913.