Clear your throat.
[Idiom] CLEAR YOUR THROAT. - Getting Ready to Voice Your Thoughts
prepare to speak
To 'clear your throat' is a literal action of expelling air from the throat to remove any obstruction and is often done just before speaking to ensure the voice is clear and audible. Metaphorically, it signals a preparation to speak, usually before addressing something significant or delivering important news. When someone takes a moment to clear their throat, it can also function as a polite signal to others, indicating that they would like silence and attention before they speak.
Example Sentences
Before speaking, he cleared his throat nervously.
He nervously prepared to speak by clearing his throat.
She cleared her throat to get everyone's attention at the meeting.
She cleared her throat to capture everyone's attention during the meeting.
He cleared his throat before delivering his big speech.
He prepared to deliver his important speech by clearing his throat.