A dismissive expression of contempt or disbelief.

तिरस्कार या अविश्वास का भाव।

English Usage: "She pooh-poohs the idea that he could win the election."

Hindi Usage: "वह इस विचार को तिरस्कार करती है कि वह चुनाव जीत सकता है।"

To express disdain or to dismiss as unimportant.

तुच्छ समझना या महत्त्वहीन मानना।

English Usage: "He just pooh-poohs her concerns as trivial."

Hindi Usage: "वह उसकी चिंताओं को तुच्छ समझते हुए तिरस्कृत करता है।"