1. to make a deep, guttural sound expressing doubt, disapproval, or clearing the throat
Usage: present participle of harrumph; informal

1. the act or sound of harrumphing; an expression of disapproval or skepticism
Usage: informal; gerund form

Examples

• The professor was harrumphing throughout the student's presentation.
• He responded to the proposal with harrumphing and skeptical looks.
• She sat in the back row, harrumphing at every claim the speaker made.
• His harrumphing made it clear he disagreed with the decision.
• The old man was harrumphing about the changes to the neighborhood.
• Instead of speaking up, he just kept harrumphing disapprovingly.