Definitions

1. noun

an expression of scorn or incredulity, especially in written form.

“The editor marked the writer’s use of ‘pshaw’ as informal.”

2. interjection

an expression of scorn, disdain, or dismissal.

“She rolled her eyes and let out a dismissive ‘pshaw’.”

3. verb

to express scorn or disdain.

“He pshawed at the idea of the new policy.”